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Finding the Fourth Proportional to 732,503,978.55, 1,098,755,967.83 and 633,868,528.95

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Solution

The fourth proportional to 732,503,978.55, 1,098,755,967.83 and 633,868,528.95 is: 950,802,793.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,503,978.55 : 1,098,755,967.83 = 633,868,528.95 : x
  2. Step 2: Convert to fraction form
    732,503,978.55/1,098,755,967.83 = 633,868,528.95/x
  3. Step 3: Cross multiply
    732,503,978.55x = 1,098,755,967.83 × 633,868,528.95
  4. Step 4: Simplify right side
    732,503,978.55x = 696,466,829,000,266,368
  5. Step 5: Solve for x
    x = 696,466,829,000,266,368/732,503,978.55
  6. Step 6: Final answer
    x = 950,802,793.43

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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.