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Finding the Fourth Proportional to 605,073.92, 907,610.64 and 249,697.28

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Solution

The fourth proportional to 605,073.92, 907,610.64 and 249,697.28 is: 374,545.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,073.92 : 907,610.64 = 249,697.28 : x
  2. Step 2: Convert to fraction form
    605,073.92/907,610.64 = 249,697.28/x
  3. Step 3: Cross multiply
    605,073.92x = 907,610.64 × 249,697.28
  4. Step 4: Simplify right side
    605,073.92x = 226,627,908,107.06
  5. Step 5: Solve for x
    x = 226,627,908,107.06/605,073.92
  6. Step 6: Final answer
    x = 374,545.82

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1.5x scale

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.