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Finding the Fourth Proportional to 443,251.13, 664,876.71 and 110,827.13

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Solution

The fourth proportional to 443,251.13, 664,876.71 and 110,827.13 is: 166,240.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,251.13 : 664,876.71 = 110,827.13 : x
  2. Step 2: Convert to fraction form
    443,251.13/664,876.71 = 110,827.13/x
  3. Step 3: Cross multiply
    443,251.13x = 664,876.71 × 110,827.13
  4. Step 4: Simplify right side
    443,251.13x = 73,686,374,248.76
  5. Step 5: Solve for x
    x = 73,686,374,248.76/443,251.13
  6. Step 6: Final answer
    x = 166,240.69

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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.