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Finding the Fourth Proportional to 240,298.60, 331,598.72 and 132,862.20

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Solution

The fourth proportional to 240,298.60, 331,598.72 and 132,862.20 is: 183,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,298.60 : 331,598.72 = 132,862.20 : x
  2. Step 2: Convert to fraction form
    240,298.60/331,598.72 = 132,862.20/x
  3. Step 3: Cross multiply
    240,298.60x = 331,598.72 × 132,862.20
  4. Step 4: Simplify right side
    240,298.60x = 44,056,935,456.38
  5. Step 5: Solve for x
    x = 44,056,935,456.38/240,298.60
  6. Step 6: Final answer
    x = 183,342.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.