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Finding the Third Proportional to 63,948 and 140,586

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Solution

The third proportional to 63,948 and 140,586 is: 309,070.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,948 : 140,586 = 140,586 : x
  2. Step 2: Convert to fraction form
    63,948/140,586 = 140,586/x
  3. Step 3: Cross multiply
    63,948x = 140,586 × 140,586
  4. Step 4: Simplify right side
    63,948x = 19,764,423,396
  5. Step 5: Solve for x
    x = 19,764,423,396/63,948
  6. Step 6: Final answer
    x = 309,070.24

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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.