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Finding the Fourth Proportional to 267,229.98, 400,830.93 and 89,740.62

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Solution

The fourth proportional to 267,229.98, 400,830.93 and 89,740.62 is: 134,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,229.98 : 400,830.93 = 89,740.62 : x
  2. Step 2: Convert to fraction form
    267,229.98/400,830.93 = 89,740.62/x
  3. Step 3: Cross multiply
    267,229.98x = 400,830.93 × 89,740.62
  4. Step 4: Simplify right side
    267,229.98x = 35,970,816,173.38
  5. Step 5: Solve for x
    x = 35,970,816,173.38/267,229.98
  6. Step 6: Final answer
    x = 134,606.22

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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.