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Finding the Fourth Proportional to 666,061.70, 999,092.55 and 466,607.30

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Solution

The fourth proportional to 666,061.70, 999,092.55 and 466,607.30 is: 699,910.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,061.70 : 999,092.55 = 466,607.30 : x
  2. Step 2: Convert to fraction form
    666,061.70/999,092.55 = 466,607.30/x
  3. Step 3: Cross multiply
    666,061.70x = 999,092.55 × 466,607.30
  4. Step 4: Simplify right side
    666,061.70x = 466,183,877,205.62
  5. Step 5: Solve for x
    x = 466,183,877,205.62/666,061.70
  6. Step 6: Final answer
    x = 699,910.95

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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.