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Finding the Third Proportional to 38,408 and 83,548

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Solution

The third proportional to 38,408 and 83,548 is: 181,739.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,408 : 83,548 = 83,548 : x
  2. Step 2: Convert to fraction form
    38,408/83,548 = 83,548/x
  3. Step 3: Cross multiply
    38,408x = 83,548 × 83,548
  4. Step 4: Simplify right side
    38,408x = 6,980,268,304
  5. Step 5: Solve for x
    x = 6,980,268,304/38,408
  6. Step 6: Final answer
    x = 181,739.96

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.