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Finding the Third Proportional to 70,600 and 98,748

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Solution

The third proportional to 70,600 and 98,748 is: 138,118.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,600 : 98,748 = 98,748 : x
  2. Step 2: Convert to fraction form
    70,600/98,748 = 98,748/x
  3. Step 3: Cross multiply
    70,600x = 98,748 × 98,748
  4. Step 4: Simplify right side
    70,600x = 9,751,167,504
  5. Step 5: Solve for x
    x = 9,751,167,504/70,600
  6. Step 6: Final answer
    x = 138,118.52

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