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Finding the Third Proportional to 79,247 and 117,560.50

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Solution

The third proportional to 79,247 and 117,560.50 is: 174,397.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,247 : 117,560.50 = 117,560.50 : x
  2. Step 2: Convert to fraction form
    79,247/117,560.50 = 117,560.50/x
  3. Step 3: Cross multiply
    79,247x = 117,560.50 × 117,560.50
  4. Step 4: Simplify right side
    79,247x = 13,820,471,160.25
  5. Step 5: Solve for x
    x = 13,820,471,160.25/79,247
  6. Step 6: Final answer
    x = 174,397.41

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.