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Finding the Third Proportional to 11,248 and 14,864

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Solution

The third proportional to 11,248 and 14,864 is: 19,642.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248 : 14,864 = 14,864 : x
  2. Step 2: Convert to fraction form
    11,248/14,864 = 14,864/x
  3. Step 3: Cross multiply
    11,248x = 14,864 × 14,864
  4. Step 4: Simplify right side
    11,248x = 220,938,496
  5. Step 5: Solve for x
    x = 220,938,496/11,248
  6. Step 6: Final answer
    x = 19,642.47

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.