Home / 656,697.78-985,046.94-158,061.78

Finding the Fourth Proportional to 656,697.78, 985,046.94 and 158,061.78

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Solution

The fourth proportional to 656,697.78, 985,046.94 and 158,061.78 is: 237,092.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,697.78 : 985,046.94 = 158,061.78 : x
  2. Step 2: Convert to fraction form
    656,697.78/985,046.94 = 158,061.78/x
  3. Step 3: Cross multiply
    656,697.78x = 985,046.94 × 158,061.78
  4. Step 4: Simplify right side
    656,697.78x = 155,698,272,719.95
  5. Step 5: Solve for x
    x = 155,698,272,719.95/656,697.78
  6. Step 6: Final answer
    x = 237,092.73

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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.