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Finding the Third Proportional to 60,570 and 84,876.75

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Solution

The third proportional to 60,570 and 84,876.75 is: 118,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,570 : 84,876.75 = 84,876.75 : x
  2. Step 2: Convert to fraction form
    60,570/84,876.75 = 84,876.75/x
  3. Step 3: Cross multiply
    60,570x = 84,876.75 × 84,876.75
  4. Step 4: Simplify right side
    60,570x = 7,204,062,690.56
  5. Step 5: Solve for x
    x = 7,204,062,690.56/60,570
  6. Step 6: Final answer
    x = 118,937.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.