Home / 331,567.20-497,350.68-82,249.20

Finding the Fourth Proportional to 331,567.20, 497,350.68 and 82,249.20

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Solution

The fourth proportional to 331,567.20, 497,350.68 and 82,249.20 is: 123,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,567.20 : 497,350.68 = 82,249.20 : x
  2. Step 2: Convert to fraction form
    331,567.20/497,350.68 = 82,249.20/x
  3. Step 3: Cross multiply
    331,567.20x = 497,350.68 × 82,249.20
  4. Step 4: Simplify right side
    331,567.20x = 40,906,695,549.46
  5. Step 5: Solve for x
    x = 40,906,695,549.46/331,567.20
  6. Step 6: Final answer
    x = 123,373.77

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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.