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Finding the Third Proportional to 8,748 and 13,912.88

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Solution

The third proportional to 8,748 and 13,912.88 is: 22,127.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748 : 13,912.88 = 13,912.88 : x
  2. Step 2: Convert to fraction form
    8,748/13,912.88 = 13,912.88/x
  3. Step 3: Cross multiply
    8,748x = 13,912.88 × 13,912.88
  4. Step 4: Simplify right side
    8,748x = 193,568,090.77
  5. Step 5: Solve for x
    x = 193,568,090.77/8,748
  6. Step 6: Final answer
    x = 22,127.13

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.