Home / 437,481.11-656,276.40-171,207.24

Finding the Fourth Proportional to 437,481.11, 656,276.40 and 171,207.24

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Solution

The fourth proportional to 437,481.11, 656,276.40 and 171,207.24 is: 256,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,481.11 : 656,276.40 = 171,207.24 : x
  2. Step 2: Convert to fraction form
    437,481.11/656,276.40 = 171,207.24/x
  3. Step 3: Cross multiply
    437,481.11x = 656,276.40 × 171,207.24
  4. Step 4: Simplify right side
    437,481.11x = 112,359,271,121.14
  5. Step 5: Solve for x
    x = 112,359,271,121.14/437,481.11
  6. Step 6: Final answer
    x = 256,832.28

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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.