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Finding the Fourth Proportional to 302,476.68, 453,780.72 and 92,109.24

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Solution

The fourth proportional to 302,476.68, 453,780.72 and 92,109.24 is: 138,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,476.68 : 453,780.72 = 92,109.24 : x
  2. Step 2: Convert to fraction form
    302,476.68/453,780.72 = 92,109.24/x
  3. Step 3: Cross multiply
    302,476.68x = 453,780.72 × 92,109.24
  4. Step 4: Simplify right side
    302,476.68x = 41,797,397,245.85
  5. Step 5: Solve for x
    x = 41,797,397,245.85/302,476.68
  6. Step 6: Final answer
    x = 138,183.87

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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.