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Finding the Fourth Proportional to 218,154.84, 327,195.76 and 60,399.24

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Solution

The fourth proportional to 218,154.84, 327,195.76 and 60,399.24 is: 90,588.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,154.84 : 327,195.76 = 60,399.24 : x
  2. Step 2: Convert to fraction form
    218,154.84/327,195.76 = 60,399.24/x
  3. Step 3: Cross multiply
    218,154.84x = 327,195.76 × 60,399.24
  4. Step 4: Simplify right side
    218,154.84x = 19,762,375,235.22
  5. Step 5: Solve for x
    x = 19,762,375,235.22/218,154.84
  6. Step 6: Final answer
    x = 90,588.75

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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.