Home / 461,288.22-691,961.52-195,013.68

Finding the Fourth Proportional to 461,288.22, 691,961.52 and 195,013.68

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Solution

The fourth proportional to 461,288.22, 691,961.52 and 195,013.68 is: 292,532.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,288.22 : 691,961.52 = 195,013.68 : x
  2. Step 2: Convert to fraction form
    461,288.22/691,961.52 = 195,013.68/x
  3. Step 3: Cross multiply
    461,288.22x = 691,961.52 × 195,013.68
  4. Step 4: Simplify right side
    461,288.22x = 134,941,962,433.59
  5. Step 5: Solve for x
    x = 134,941,962,433.59/461,288.22
  6. Step 6: Final answer
    x = 292,532.86

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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.