Home / 465,589.16-698,689.50-255,374.60

Finding the Fourth Proportional to 465,589.16, 698,689.50 and 255,374.60

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Solution

The fourth proportional to 465,589.16, 698,689.50 and 255,374.60 is: 383,229.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,589.16 : 698,689.50 = 255,374.60 : x
  2. Step 2: Convert to fraction form
    465,589.16/698,689.50 = 255,374.60/x
  3. Step 3: Cross multiply
    465,589.16x = 698,689.50 × 255,374.60
  4. Step 4: Simplify right side
    465,589.16x = 178,427,551,586.70
  5. Step 5: Solve for x
    x = 178,427,551,586.70/465,589.16
  6. Step 6: Final answer
    x = 383,229.61

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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.