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Finding the Fourth Proportional to 468,362.40, 702,542.56 and 361,901.16

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Solution

The fourth proportional to 468,362.40, 702,542.56 and 361,901.16 is: 542,850.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,362.40 : 702,542.56 = 361,901.16 : x
  2. Step 2: Convert to fraction form
    468,362.40/702,542.56 = 361,901.16/x
  3. Step 3: Cross multiply
    468,362.40x = 702,542.56 × 361,901.16
  4. Step 4: Simplify right side
    468,362.40x = 254,250,967,413.37
  5. Step 5: Solve for x
    x = 254,250,967,413.37/468,362.40
  6. Step 6: Final answer
    x = 542,850.94

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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.