Home / 627,603.57-940,876.32-272,350.02

Finding the Fourth Proportional to 627,603.57, 940,876.32 and 272,350.02

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Solution

The fourth proportional to 627,603.57, 940,876.32 and 272,350.02 is: 408,295.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,603.57 : 940,876.32 = 272,350.02 : x
  2. Step 2: Convert to fraction form
    627,603.57/940,876.32 = 272,350.02/x
  3. Step 3: Cross multiply
    627,603.57x = 940,876.32 × 272,350.02
  4. Step 4: Simplify right side
    627,603.57x = 256,247,684,569.53
  5. Step 5: Solve for x
    x = 256,247,684,569.53/627,603.57
  6. Step 6: Final answer
    x = 408,295.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.