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Finding the Third Proportional to 37,712 and 82,957

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Solution

The third proportional to 37,712 and 82,957 is: 182,484.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,712 : 82,957 = 82,957 : x
  2. Step 2: Convert to fraction form
    37,712/82,957 = 82,957/x
  3. Step 3: Cross multiply
    37,712x = 82,957 × 82,957
  4. Step 4: Simplify right side
    37,712x = 6,881,863,849
  5. Step 5: Solve for x
    x = 6,881,863,849/37,712
  6. Step 6: Final answer
    x = 182,484.72

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.