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Finding the Third Proportional to 35,730 and 79,917

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Solution

The third proportional to 35,730 and 79,917 is: 178,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,730 : 79,917 = 79,917 : x
  2. Step 2: Convert to fraction form
    35,730/79,917 = 79,917/x
  3. Step 3: Cross multiply
    35,730x = 79,917 × 79,917
  4. Step 4: Simplify right side
    35,730x = 6,386,726,889
  5. Step 5: Solve for x
    x = 6,386,726,889/35,730
  6. Step 6: Final answer
    x = 178,749.70

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Why These Related Problems?

These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.