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Finding the Fourth Proportional to 657,565.92, 986,330.64 and 177,840.24

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Solution

The fourth proportional to 657,565.92, 986,330.64 and 177,840.24 is: 266,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,565.92 : 986,330.64 = 177,840.24 : x
  2. Step 2: Convert to fraction form
    657,565.92/986,330.64 = 177,840.24/x
  3. Step 3: Cross multiply
    657,565.92x = 986,330.64 × 177,840.24
  4. Step 4: Simplify right side
    657,565.92x = 175,409,277,736.95
  5. Step 5: Solve for x
    x = 175,409,277,736.95/657,565.92
  6. Step 6: Final answer
    x = 266,755.43

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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.