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Finding the Fourth Proportional to 474,433.92, 654,735.17 and 259,573.97

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Solution

The fourth proportional to 474,433.92, 654,735.17 and 259,573.97 is: 358,221.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,433.92 : 654,735.17 = 259,573.97 : x
  2. Step 2: Convert to fraction form
    474,433.92/654,735.17 = 259,573.97/x
  3. Step 3: Cross multiply
    474,433.92x = 654,735.17 × 259,573.97
  4. Step 4: Simplify right side
    474,433.92x = 169,952,202,803.98
  5. Step 5: Solve for x
    x = 169,952,202,803.98/474,433.92
  6. Step 6: Final answer
    x = 358,221.02

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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.