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Finding the Fourth Proportional to 218,041.74, 327,059.37 and 60,266.70

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Solution

The fourth proportional to 218,041.74, 327,059.37 and 60,266.70 is: 90,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,041.74 : 327,059.37 = 60,266.70 : x
  2. Step 2: Convert to fraction form
    218,041.74/327,059.37 = 60,266.70/x
  3. Step 3: Cross multiply
    218,041.74x = 327,059.37 × 60,266.70
  4. Step 4: Simplify right side
    218,041.74x = 19,710,788,933.98
  5. Step 5: Solve for x
    x = 19,710,788,933.98/218,041.74
  6. Step 6: Final answer
    x = 90,399.15

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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.