Home / 331,532.10-497,298.15-82,214.10

Finding the Fourth Proportional to 331,532.10, 497,298.15 and 82,214.10

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Solution

The fourth proportional to 331,532.10, 497,298.15 and 82,214.10 is: 123,321.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,532.10 : 497,298.15 = 82,214.10 : x
  2. Step 2: Convert to fraction form
    331,532.10/497,298.15 = 82,214.10/x
  3. Step 3: Cross multiply
    331,532.10x = 497,298.15 × 82,214.10
  4. Step 4: Simplify right side
    331,532.10x = 40,884,919,833.92
  5. Step 5: Solve for x
    x = 40,884,919,833.92/331,532.10
  6. Step 6: Final answer
    x = 123,321.15

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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.