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Finding the Third Proportional to 132,857 and 197,393.50

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Solution

The third proportional to 132,857 and 197,393.50 is: 293,279.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,857 : 197,393.50 = 197,393.50 : x
  2. Step 2: Convert to fraction form
    132,857/197,393.50 = 197,393.50/x
  3. Step 3: Cross multiply
    132,857x = 197,393.50 × 197,393.50
  4. Step 4: Simplify right side
    132,857x = 38,964,193,842.25
  5. Step 5: Solve for x
    x = 38,964,193,842.25/132,857
  6. Step 6: Final answer
    x = 293,279.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.