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Finding the Fourth Proportional to 218,243.82, 327,329.28 and 60,488.22

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Solution

The fourth proportional to 218,243.82, 327,329.28 and 60,488.22 is: 90,722.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,243.82 : 327,329.28 = 60,488.22 : x
  2. Step 2: Convert to fraction form
    218,243.82/327,329.28 = 60,488.22/x
  3. Step 3: Cross multiply
    218,243.82x = 327,329.28 × 60,488.22
  4. Step 4: Simplify right side
    218,243.82x = 19,799,565,501.08
  5. Step 5: Solve for x
    x = 19,799,565,501.08/218,243.82
  6. Step 6: Final answer
    x = 90,722.23

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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.