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Finding the Fourth Proportional to 615,956.97, 923,775.07 and 260,788.17

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Solution

The fourth proportional to 615,956.97, 923,775.07 and 260,788.17 is: 391,114.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,956.97 : 923,775.07 = 260,788.17 : x
  2. Step 2: Convert to fraction form
    615,956.97/923,775.07 = 260,788.17/x
  3. Step 3: Cross multiply
    615,956.97x = 923,775.07 × 260,788.17
  4. Step 4: Simplify right side
    615,956.97x = 240,909,609,996.92
  5. Step 5: Solve for x
    x = 240,909,609,996.92/615,956.97
  6. Step 6: Final answer
    x = 391,114.35

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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.