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Finding the Third Proportional to 90,246 and 132,753

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Solution

The third proportional to 90,246 and 132,753 is: 195,281.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,246 : 132,753 = 132,753 : x
  2. Step 2: Convert to fraction form
    90,246/132,753 = 132,753/x
  3. Step 3: Cross multiply
    90,246x = 132,753 × 132,753
  4. Step 4: Simplify right side
    90,246x = 17,623,359,009
  5. Step 5: Solve for x
    x = 17,623,359,009/90,246
  6. Step 6: Final answer
    x = 195,281.33

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.