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Finding the Third Proportional to 10,242 and 15,298

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Solution

The third proportional to 10,242 and 15,298 is: 22,849.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,242 : 15,298 = 15,298 : x
  2. Step 2: Convert to fraction form
    10,242/15,298 = 15,298/x
  3. Step 3: Cross multiply
    10,242x = 15,298 × 15,298
  4. Step 4: Simplify right side
    10,242x = 234,028,804
  5. Step 5: Solve for x
    x = 234,028,804/10,242
  6. Step 6: Final answer
    x = 22,849.91

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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.