Home / 465,723.20-698,584.80-133,299.20

Finding the Fourth Proportional to 465,723.20, 698,584.80 and 133,299.20

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Solution

The fourth proportional to 465,723.20, 698,584.80 and 133,299.20 is: 199,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,723.20 : 698,584.80 = 133,299.20 : x
  2. Step 2: Convert to fraction form
    465,723.20/698,584.80 = 133,299.20/x
  3. Step 3: Cross multiply
    465,723.20x = 698,584.80 × 133,299.20
  4. Step 4: Simplify right side
    465,723.20x = 93,120,794,972.16
  5. Step 5: Solve for x
    x = 93,120,794,972.16/465,723.20
  6. Step 6: Final answer
    x = 199,948.80

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Similar ratio
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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.