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Finding the Fourth Proportional to 218,472.60, 327,726.58 and 60,701.06

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Solution

The fourth proportional to 218,472.60, 327,726.58 and 60,701.06 is: 91,056.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,472.60 : 327,726.58 = 60,701.06 : x
  2. Step 2: Convert to fraction form
    218,472.60/327,726.58 = 60,701.06/x
  3. Step 3: Cross multiply
    218,472.60x = 327,726.58 × 60,701.06
  4. Step 4: Simplify right side
    218,472.60x = 19,893,350,796.17
  5. Step 5: Solve for x
    x = 19,893,350,796.17/218,472.60
  6. Step 6: Final answer
    x = 91,056.50

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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.