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Finding the Third Proportional to 55,630 and 88,446

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Solution

The third proportional to 55,630 and 88,446 is: 140,620.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,630 : 88,446 = 88,446 : x
  2. Step 2: Convert to fraction form
    55,630/88,446 = 88,446/x
  3. Step 3: Cross multiply
    55,630x = 88,446 × 88,446
  4. Step 4: Simplify right side
    55,630x = 7,822,694,916
  5. Step 5: Solve for x
    x = 7,822,694,916/55,630
  6. Step 6: Final answer
    x = 140,620.08

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.