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Finding the Fourth Proportional to 623,781.40, 935,672.10 and 224,872.60

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Solution

The fourth proportional to 623,781.40, 935,672.10 and 224,872.60 is: 337,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,781.40 : 935,672.10 = 224,872.60 : x
  2. Step 2: Convert to fraction form
    623,781.40/935,672.10 = 224,872.60/x
  3. Step 3: Cross multiply
    623,781.40x = 935,672.10 × 224,872.60
  4. Step 4: Simplify right side
    623,781.40x = 210,407,017,874.46
  5. Step 5: Solve for x
    x = 210,407,017,874.46/623,781.40
  6. Step 6: Final answer
    x = 337,308.90

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Similar ratio
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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.