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Finding the Third Proportional to 60,311 and 88,660

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Solution

The third proportional to 60,311 and 88,660 is: 130,334.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,311 : 88,660 = 88,660 : x
  2. Step 2: Convert to fraction form
    60,311/88,660 = 88,660/x
  3. Step 3: Cross multiply
    60,311x = 88,660 × 88,660
  4. Step 4: Simplify right side
    60,311x = 7,860,595,600
  5. Step 5: Solve for x
    x = 7,860,595,600/60,311
  6. Step 6: Final answer
    x = 130,334.36

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.