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Finding the Third Proportional to 58,778 and 126,395

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Solution

The third proportional to 58,778 and 126,395 is: 271,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,778 : 126,395 = 126,395 : x
  2. Step 2: Convert to fraction form
    58,778/126,395 = 126,395/x
  3. Step 3: Cross multiply
    58,778x = 126,395 × 126,395
  4. Step 4: Simplify right side
    58,778x = 15,975,696,025
  5. Step 5: Solve for x
    x = 15,975,696,025/58,778
  6. Step 6: Final answer
    x = 271,797.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.