Home / 629,942.90-944,914.35-256,234.10

Finding the Fourth Proportional to 629,942.90, 944,914.35 and 256,234.10

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Solution

The fourth proportional to 629,942.90, 944,914.35 and 256,234.10 is: 384,351.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,942.90 : 944,914.35 = 256,234.10 : x
  2. Step 2: Convert to fraction form
    629,942.90/944,914.35 = 256,234.10/x
  3. Step 3: Cross multiply
    629,942.90x = 944,914.35 × 256,234.10
  4. Step 4: Simplify right side
    629,942.90x = 242,119,278,049.34
  5. Step 5: Solve for x
    x = 242,119,278,049.34/629,942.90
  6. Step 6: Final answer
    x = 384,351.15

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Half scale
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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.