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Finding the Third Proportional to 68,060 and 109,265

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Solution

The third proportional to 68,060 and 109,265 is: 175,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,060 : 109,265 = 109,265 : x
  2. Step 2: Convert to fraction form
    68,060/109,265 = 109,265/x
  3. Step 3: Cross multiply
    68,060x = 109,265 × 109,265
  4. Step 4: Simplify right side
    68,060x = 11,938,840,225
  5. Step 5: Solve for x
    x = 11,938,840,225/68,060
  6. Step 6: Final answer
    x = 175,416.40

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.