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Finding the Third Proportional to 10,758 and 15,235

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Solution

The third proportional to 10,758 and 15,235 is: 21,575.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758 : 15,235 = 15,235 : x
  2. Step 2: Convert to fraction form
    10,758/15,235 = 15,235/x
  3. Step 3: Cross multiply
    10,758x = 15,235 × 15,235
  4. Step 4: Simplify right side
    10,758x = 232,105,225
  5. Step 5: Solve for x
    x = 232,105,225/10,758
  6. Step 6: Final answer
    x = 21,575.13

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.