Home / 664,764.30-996,952.05-238,250.70

Finding the Fourth Proportional to 664,764.30, 996,952.05 and 238,250.70

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Solution

The fourth proportional to 664,764.30, 996,952.05 and 238,250.70 is: 357,306.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,764.30 : 996,952.05 = 238,250.70 : x
  2. Step 2: Convert to fraction form
    664,764.30/996,952.05 = 238,250.70/x
  3. Step 3: Cross multiply
    664,764.30x = 996,952.05 × 238,250.70
  4. Step 4: Simplify right side
    664,764.30x = 237,524,523,778.94
  5. Step 5: Solve for x
    x = 237,524,523,778.94/664,764.30
  6. Step 6: Final answer
    x = 357,306.38

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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.