Home / 625,620.83-938,505.05-468,845.73

Finding the Fourth Proportional to 625,620.83, 938,505.05 and 468,845.73

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Solution

The fourth proportional to 625,620.83, 938,505.05 and 468,845.73 is: 703,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,620.83 : 938,505.05 = 468,845.73 : x
  2. Step 2: Convert to fraction form
    625,620.83/938,505.05 = 468,845.73/x
  3. Step 3: Cross multiply
    625,620.83x = 938,505.05 × 468,845.73
  4. Step 4: Simplify right side
    625,620.83x = 440,014,086,742.10
  5. Step 5: Solve for x
    x = 440,014,086,742.10/625,620.83
  6. Step 6: Final answer
    x = 703,323.91

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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.