Home / 629,565.60-944,348.40-505,149.60

Finding the Fourth Proportional to 629,565.60, 944,348.40 and 505,149.60

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Solution

The fourth proportional to 629,565.60, 944,348.40 and 505,149.60 is: 757,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,565.60 : 944,348.40 = 505,149.60 : x
  2. Step 2: Convert to fraction form
    629,565.60/944,348.40 = 505,149.60/x
  3. Step 3: Cross multiply
    629,565.60x = 944,348.40 × 505,149.60
  4. Step 4: Simplify right side
    629,565.60x = 477,037,216,520.64
  5. Step 5: Solve for x
    x = 477,037,216,520.64/629,565.60
  6. Step 6: Final answer
    x = 757,724.40

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Double scale
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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.