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Finding the Fourth Proportional to 402,564,306.60, 602,996,154.30 and 402,564,306.60

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Solution

The fourth proportional to 402,564,306.60, 602,996,154.30 and 402,564,306.60 is: 602,996,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,564,306.60 : 602,996,154.30 = 402,564,306.60 : x
  2. Step 2: Convert to fraction form
    402,564,306.60/602,996,154.30 = 402,564,306.60/x
  3. Step 3: Cross multiply
    402,564,306.60x = 602,996,154.30 × 402,564,306.60
  4. Step 4: Simplify right side
    402,564,306.60x = 242,744,728,738,246,112
  5. Step 5: Solve for x
    x = 242,744,728,738,246,112/402,564,306.60
  6. Step 6: Final answer
    x = 602,996,154.30

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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.