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Finding the Fourth Proportional to 267,707.80, 401,524.98 and 187,502.68

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Solution

The fourth proportional to 267,707.80, 401,524.98 and 187,502.68 is: 281,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,707.80 : 401,524.98 = 187,502.68 : x
  2. Step 2: Convert to fraction form
    267,707.80/401,524.98 = 187,502.68/x
  3. Step 3: Cross multiply
    267,707.80x = 401,524.98 × 187,502.68
  4. Step 4: Simplify right side
    267,707.80x = 75,287,009,836.95
  5. Step 5: Solve for x
    x = 75,287,009,836.95/267,707.80
  6. Step 6: Final answer
    x = 281,228.30

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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.