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Finding the Fourth Proportional to 182,842.80, 274,264.20 and 132,687.60

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Solution

The fourth proportional to 182,842.80, 274,264.20 and 132,687.60 is: 199,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,842.80 : 274,264.20 = 132,687.60 : x
  2. Step 2: Convert to fraction form
    182,842.80/274,264.20 = 132,687.60/x
  3. Step 3: Cross multiply
    182,842.80x = 274,264.20 × 132,687.60
  4. Step 4: Simplify right side
    182,842.80x = 36,391,458,463.92
  5. Step 5: Solve for x
    x = 36,391,458,463.92/182,842.80
  6. Step 6: Final answer
    x = 199,031.40

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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.