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Finding the Fourth Proportional to 534,147.58, 737,123.88 and 292,445.80

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Solution

The fourth proportional to 534,147.58, 737,123.88 and 292,445.80 is: 403,575.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,147.58 : 737,123.88 = 292,445.80 : x
  2. Step 2: Convert to fraction form
    534,147.58/737,123.88 = 292,445.80/x
  3. Step 3: Cross multiply
    534,147.58x = 737,123.88 × 292,445.80
  4. Step 4: Simplify right side
    534,147.58x = 215,568,782,785.70
  5. Step 5: Solve for x
    x = 215,568,782,785.70/534,147.58
  6. Step 6: Final answer
    x = 403,575.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.