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Finding the Third Proportional to 60,390 and 131,154.75

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Solution

The third proportional to 60,390 and 131,154.75 is: 284,841.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,390 : 131,154.75 = 131,154.75 : x
  2. Step 2: Convert to fraction form
    60,390/131,154.75 = 131,154.75/x
  3. Step 3: Cross multiply
    60,390x = 131,154.75 × 131,154.75
  4. Step 4: Simplify right side
    60,390x = 17,201,568,447.56
  5. Step 5: Solve for x
    x = 17,201,568,447.56/60,390
  6. Step 6: Final answer
    x = 284,841.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.