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Finding the Fourth Proportional to 3,795,761.80, 5,693,642.70 and 1,551,374.92

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Solution

The fourth proportional to 3,795,761.80, 5,693,642.70 and 1,551,374.92 is: 2,327,062.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795,761.80 : 5,693,642.70 = 1,551,374.92 : x
  2. Step 2: Convert to fraction form
    3,795,761.80/5,693,642.70 = 1,551,374.92/x
  3. Step 3: Cross multiply
    3,795,761.80x = 5,693,642.70 × 1,551,374.92
  4. Step 4: Simplify right side
    3,795,761.80x = 8,832,974,488,221.08
  5. Step 5: Solve for x
    x = 8,832,974,488,221.08/3,795,761.80
  6. Step 6: Final answer
    x = 2,327,062.38

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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.