Home / 437,758.20-656,637.30-251,134.20

Finding the Fourth Proportional to 437,758.20, 656,637.30 and 251,134.20

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Solution

The fourth proportional to 437,758.20, 656,637.30 and 251,134.20 is: 376,701.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,758.20 : 656,637.30 = 251,134.20 : x
  2. Step 2: Convert to fraction form
    437,758.20/656,637.30 = 251,134.20/x
  3. Step 3: Cross multiply
    437,758.20x = 656,637.30 × 251,134.20
  4. Step 4: Simplify right side
    437,758.20x = 164,904,083,025.66
  5. Step 5: Solve for x
    x = 164,904,083,025.66/437,758.20
  6. Step 6: Final answer
    x = 376,701.30

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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.