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Finding the Third Proportional to 112,815.42 and 247,771.41

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Solution

The third proportional to 112,815.42 and 247,771.41 is: 544,169.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,815.42 : 247,771.41 = 247,771.41 : x
  2. Step 2: Convert to fraction form
    112,815.42/247,771.41 = 247,771.41/x
  3. Step 3: Cross multiply
    112,815.42x = 247,771.41 × 247,771.41
  4. Step 4: Simplify right side
    112,815.42x = 61,390,669,755.10
  5. Step 5: Solve for x
    x = 61,390,669,755.10/112,815.42
  6. Step 6: Final answer
    x = 544,169.13

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.