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Finding the Fourth Proportional to 218,162.32, 327,207.03 and 60,406.72

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Solution

The fourth proportional to 218,162.32, 327,207.03 and 60,406.72 is: 90,599.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,162.32 : 327,207.03 = 60,406.72 : x
  2. Step 2: Convert to fraction form
    218,162.32/327,207.03 = 60,406.72/x
  3. Step 3: Cross multiply
    218,162.32x = 327,207.03 × 60,406.72
  4. Step 4: Simplify right side
    218,162.32x = 19,765,503,443.24
  5. Step 5: Solve for x
    x = 19,765,503,443.24/218,162.32
  6. Step 6: Final answer
    x = 90,599.99

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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.