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Finding the Fourth Proportional to 504,201.92, 695,789.64 and 274,761.20

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Solution

The fourth proportional to 504,201.92, 695,789.64 and 274,761.20 is: 379,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,201.92 : 695,789.64 = 274,761.20 : x
  2. Step 2: Convert to fraction form
    504,201.92/695,789.64 = 274,761.20/x
  3. Step 3: Cross multiply
    504,201.92x = 695,789.64 × 274,761.20
  4. Step 4: Simplify right side
    504,201.92x = 191,175,996,433.97
  5. Step 5: Solve for x
    x = 191,175,996,433.97/504,201.92
  6. Step 6: Final answer
    x = 379,165.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.