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Finding the Fourth Proportional to 655,654.16, 982,859.16 and 234,713.36

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Solution

The fourth proportional to 655,654.16, 982,859.16 and 234,713.36 is: 351,847.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,654.16 : 982,859.16 = 234,713.36 : x
  2. Step 2: Convert to fraction form
    655,654.16/982,859.16 = 234,713.36/x
  3. Step 3: Cross multiply
    655,654.16x = 982,859.16 × 234,713.36
  4. Step 4: Simplify right side
    655,654.16x = 230,690,175,850.38
  5. Step 5: Solve for x
    x = 230,690,175,850.38/655,654.16
  6. Step 6: Final answer
    x = 351,847.35

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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.