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Finding the Third Proportional to 112,164 and 247,089

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Solution

The third proportional to 112,164 and 247,089 is: 544,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,164 : 247,089 = 247,089 : x
  2. Step 2: Convert to fraction form
    112,164/247,089 = 247,089/x
  3. Step 3: Cross multiply
    112,164x = 247,089 × 247,089
  4. Step 4: Simplify right side
    112,164x = 61,052,973,921
  5. Step 5: Solve for x
    x = 61,052,973,921/112,164
  6. Step 6: Final answer
    x = 544,318.80

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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.