Home / 437,882.20-656,823.30-251,258.20

Finding the Fourth Proportional to 437,882.20, 656,823.30 and 251,258.20

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Solution

The fourth proportional to 437,882.20, 656,823.30 and 251,258.20 is: 376,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,882.20 : 656,823.30 = 251,258.20 : x
  2. Step 2: Convert to fraction form
    437,882.20/656,823.30 = 251,258.20/x
  3. Step 3: Cross multiply
    437,882.20x = 656,823.30 × 251,258.20
  4. Step 4: Simplify right side
    437,882.20x = 165,032,240,076.06
  5. Step 5: Solve for x
    x = 165,032,240,076.06/437,882.20
  6. Step 6: Final answer
    x = 376,887.30

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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.