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Finding the Third Proportional to 76,466 and 116,319

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Solution

The third proportional to 76,466 and 116,319 is: 176,942.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,466 : 116,319 = 116,319 : x
  2. Step 2: Convert to fraction form
    76,466/116,319 = 116,319/x
  3. Step 3: Cross multiply
    76,466x = 116,319 × 116,319
  4. Step 4: Simplify right side
    76,466x = 13,530,109,761
  5. Step 5: Solve for x
    x = 13,530,109,761/76,466
  6. Step 6: Final answer
    x = 176,942.82

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.