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Finding the Fourth Proportional to 461,452.70, 692,179.05 and 417,165.95

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Solution

The fourth proportional to 461,452.70, 692,179.05 and 417,165.95 is: 625,748.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,452.70 : 692,179.05 = 417,165.95 : x
  2. Step 2: Convert to fraction form
    461,452.70/692,179.05 = 417,165.95/x
  3. Step 3: Cross multiply
    461,452.70x = 692,179.05 × 417,165.95
  4. Step 4: Simplify right side
    461,452.70x = 288,753,530,963.35
  5. Step 5: Solve for x
    x = 288,753,530,963.35/461,452.70
  6. Step 6: Final answer
    x = 625,748.93

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Similar ratio
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1.5x scale

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.