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Finding the Fourth Proportional to 363,704.67, 545,557.05 and 110,986.49

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Solution

The fourth proportional to 363,704.67, 545,557.05 and 110,986.49 is: 166,479.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,704.67 : 545,557.05 = 110,986.49 : x
  2. Step 2: Convert to fraction form
    363,704.67/545,557.05 = 110,986.49/x
  3. Step 3: Cross multiply
    363,704.67x = 545,557.05 × 110,986.49
  4. Step 4: Simplify right side
    363,704.67x = 60,549,459,346.47
  5. Step 5: Solve for x
    x = 60,549,459,346.47/363,704.67
  6. Step 6: Final answer
    x = 166,479.74

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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.