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Finding the Fourth Proportional to 363,281.19, 545,000.22 and 110,581.44

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Solution

The fourth proportional to 363,281.19, 545,000.22 and 110,581.44 is: 165,896.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,281.19 : 545,000.22 = 110,581.44 : x
  2. Step 2: Convert to fraction form
    363,281.19/545,000.22 = 110,581.44/x
  3. Step 3: Cross multiply
    363,281.19x = 545,000.22 × 110,581.44
  4. Step 4: Simplify right side
    363,281.19x = 60,266,909,127.92
  5. Step 5: Solve for x
    x = 60,266,909,127.92/363,281.19
  6. Step 6: Final answer
    x = 165,896.04

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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.