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Finding the Fourth Proportional to 267,083.38, 400,678.53 and 98,604.73

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Solution

The fourth proportional to 267,083.38, 400,678.53 and 98,604.73 is: 147,926.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,083.38 : 400,678.53 = 98,604.73 : x
  2. Step 2: Convert to fraction form
    267,083.38/400,678.53 = 98,604.73/x
  3. Step 3: Cross multiply
    267,083.38x = 400,678.53 × 98,604.73
  4. Step 4: Simplify right side
    267,083.38x = 39,508,798,267.45
  5. Step 5: Solve for x
    x = 39,508,798,267.45/267,083.38
  6. Step 6: Final answer
    x = 147,926.83

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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.