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Finding the Third Proportional to 60,417 and 129,582

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Solution

The third proportional to 60,417 and 129,582 is: 277,926.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,417 : 129,582 = 129,582 : x
  2. Step 2: Convert to fraction form
    60,417/129,582 = 129,582/x
  3. Step 3: Cross multiply
    60,417x = 129,582 × 129,582
  4. Step 4: Simplify right side
    60,417x = 16,791,494,724
  5. Step 5: Solve for x
    x = 16,791,494,724/60,417
  6. Step 6: Final answer
    x = 277,926.66

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.