Roper Technologies Inc. said Monday it has has reached agreement to acquire PowerPlan in an all-cash deal valued at $1.1 billion. PowerPlan, which is owned by private-equity firm Thoma Bravo, provides software to asset-centric companies to optimize financial performance and meet compliance requirements. Roper, a software-as-a-service company that develops software and engineered products for niche end markets, is expecting the deal to close in the second quarter, and to generate about $150 million of revenue and $60 million of after-tax, free cash flow within the first year after the deal closes.