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Finding the Fourth Proportional to 363,327.50, 545,102.22 and 185,960.18

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Solution

The fourth proportional to 363,327.50, 545,102.22 and 185,960.18 is: 278,997.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,327.50 : 545,102.22 = 185,960.18 : x
  2. Step 2: Convert to fraction form
    363,327.50/545,102.22 = 185,960.18/x
  3. Step 3: Cross multiply
    363,327.50x = 545,102.22 × 185,960.18
  4. Step 4: Simplify right side
    363,327.50x = 101,367,306,949.60
  5. Step 5: Solve for x
    x = 101,367,306,949.60/363,327.50
  6. Step 6: Final answer
    x = 278,997.07

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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.