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Finding the Fourth Proportional to 242,229.40, 334,369.56 and 181,974.82

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Solution

The fourth proportional to 242,229.40, 334,369.56 and 181,974.82 is: 251,195.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,229.40 : 334,369.56 = 181,974.82 : x
  2. Step 2: Convert to fraction form
    242,229.40/334,369.56 = 181,974.82/x
  3. Step 3: Cross multiply
    242,229.40x = 334,369.56 × 181,974.82
  4. Step 4: Simplify right side
    242,229.40x = 60,846,840,494.48
  5. Step 5: Solve for x
    x = 60,846,840,494.48/242,229.40
  6. Step 6: Final answer
    x = 251,195.11

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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.