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Finding the Third Proportional to 45,594 and 68,691

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Solution

The third proportional to 45,594 and 68,691 is: 103,488.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,594 : 68,691 = 68,691 : x
  2. Step 2: Convert to fraction form
    45,594/68,691 = 68,691/x
  3. Step 3: Cross multiply
    45,594x = 68,691 × 68,691
  4. Step 4: Simplify right side
    45,594x = 4,718,453,481
  5. Step 5: Solve for x
    x = 4,718,453,481/45,594
  6. Step 6: Final answer
    x = 103,488.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.