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Finding the Third Proportional to 125,353.50 and 268,203

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Solution

The third proportional to 125,353.50 and 268,203 is: 573,839.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,353.50 : 268,203 = 268,203 : x
  2. Step 2: Convert to fraction form
    125,353.50/268,203 = 268,203/x
  3. Step 3: Cross multiply
    125,353.50x = 268,203 × 268,203
  4. Step 4: Simplify right side
    125,353.50x = 71,932,849,209
  5. Step 5: Solve for x
    x = 71,932,849,209/125,353.50
  6. Step 6: Final answer
    x = 573,839.97

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.