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Finding the Fourth Proportional to 218,349.47, 327,524.36 and 60,578.07

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Solution

The fourth proportional to 218,349.47, 327,524.36 and 60,578.07 is: 90,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,349.47 : 327,524.36 = 60,578.07 : x
  2. Step 2: Convert to fraction form
    218,349.47/327,524.36 = 60,578.07/x
  3. Step 3: Cross multiply
    218,349.47x = 327,524.36 × 60,578.07
  4. Step 4: Simplify right side
    218,349.47x = 19,840,793,606.79
  5. Step 5: Solve for x
    x = 19,840,793,606.79/218,349.47
  6. Step 6: Final answer
    x = 90,867.15

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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.