Home / 656,834.40-985,251.60-236,152.80

Finding the Fourth Proportional to 656,834.40, 985,251.60 and 236,152.80

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Solution

The fourth proportional to 656,834.40, 985,251.60 and 236,152.80 is: 354,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,834.40 : 985,251.60 = 236,152.80 : x
  2. Step 2: Convert to fraction form
    656,834.40/985,251.60 = 236,152.80/x
  3. Step 3: Cross multiply
    656,834.40x = 985,251.60 × 236,152.80
  4. Step 4: Simplify right side
    656,834.40x = 232,669,924,044.48
  5. Step 5: Solve for x
    x = 232,669,924,044.48/656,834.40
  6. Step 6: Final answer
    x = 354,229.20

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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.