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Finding the Fourth Proportional to 242,378.56, 363,444.82 and 181,853.34

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Solution

The fourth proportional to 242,378.56, 363,444.82 and 181,853.34 is: 272,687.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,378.56 : 363,444.82 = 181,853.34 : x
  2. Step 2: Convert to fraction form
    242,378.56/363,444.82 = 181,853.34/x
  3. Step 3: Cross multiply
    242,378.56x = 363,444.82 × 181,853.34
  4. Step 4: Simplify right side
    242,378.56x = 66,093,654,422.70
  5. Step 5: Solve for x
    x = 66,093,654,422.70/242,378.56
  6. Step 6: Final answer
    x = 272,687.71

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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.