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Finding the Fourth Proportional to 363,452.90, 545,260.66 and 110,753.17

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Solution

The fourth proportional to 363,452.90, 545,260.66 and 110,753.17 is: 166,154.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,452.90 : 545,260.66 = 110,753.17 : x
  2. Step 2: Convert to fraction form
    363,452.90/545,260.66 = 110,753.17/x
  3. Step 3: Cross multiply
    363,452.90x = 545,260.66 × 110,753.17
  4. Step 4: Simplify right side
    363,452.90x = 60,389,346,571.29
  5. Step 5: Solve for x
    x = 60,389,346,571.29/363,452.90
  6. Step 6: Final answer
    x = 166,154.53

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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.