Home / 461,224.12-691,778.94-124,291.12

Finding the Fourth Proportional to 461,224.12, 691,778.94 and 124,291.12

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Solution

The fourth proportional to 461,224.12, 691,778.94 and 124,291.12 is: 186,421.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,224.12 : 691,778.94 = 124,291.12 : x
  2. Step 2: Convert to fraction form
    461,224.12/691,778.94 = 124,291.12/x
  3. Step 3: Cross multiply
    461,224.12x = 691,778.94 × 124,291.12
  4. Step 4: Simplify right side
    461,224.12x = 85,981,979,245.01
  5. Step 5: Solve for x
    x = 85,981,979,245.01/461,224.12
  6. Step 6: Final answer
    x = 186,421.25

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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.