Home / 437,450.20-656,175.30-296,445.40

Finding the Fourth Proportional to 437,450.20, 656,175.30 and 296,445.40

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Solution

The fourth proportional to 437,450.20, 656,175.30 and 296,445.40 is: 444,668.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,450.20 : 656,175.30 = 296,445.40 : x
  2. Step 2: Convert to fraction form
    437,450.20/656,175.30 = 296,445.40/x
  3. Step 3: Cross multiply
    437,450.20x = 656,175.30 × 296,445.40
  4. Step 4: Simplify right side
    437,450.20x = 194,520,149,278.62
  5. Step 5: Solve for x
    x = 194,520,149,278.62/437,450.20
  6. Step 6: Final answer
    x = 444,668.10

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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.