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Finding the Third Proportional to 63,854 and 140,758

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Solution

The third proportional to 63,854 and 140,758 is: 310,283.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,854 : 140,758 = 140,758 : x
  2. Step 2: Convert to fraction form
    63,854/140,758 = 140,758/x
  3. Step 3: Cross multiply
    63,854x = 140,758 × 140,758
  4. Step 4: Simplify right side
    63,854x = 19,812,814,564
  5. Step 5: Solve for x
    x = 19,812,814,564/63,854
  6. Step 6: Final answer
    x = 310,283.06

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.