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Finding the Third Proportional to 74,793 and 162,708

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Solution

The third proportional to 74,793 and 162,708 is: 353,962.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,793 : 162,708 = 162,708 : x
  2. Step 2: Convert to fraction form
    74,793/162,708 = 162,708/x
  3. Step 3: Cross multiply
    74,793x = 162,708 × 162,708
  4. Step 4: Simplify right side
    74,793x = 26,473,893,264
  5. Step 5: Solve for x
    x = 26,473,893,264/74,793
  6. Step 6: Final answer
    x = 353,962.18

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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.