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Finding the Third Proportional to 12,700 and 14,716

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Solution

The third proportional to 12,700 and 14,716 is: 17,052.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,700 : 14,716 = 14,716 : x
  2. Step 2: Convert to fraction form
    12,700/14,716 = 14,716/x
  3. Step 3: Cross multiply
    12,700x = 14,716 × 14,716
  4. Step 4: Simplify right side
    12,700x = 216,560,656
  5. Step 5: Solve for x
    x = 216,560,656/12,700
  6. Step 6: Final answer
    x = 17,052.02

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Why These Related Problems?

These problems maintain the same ratio (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.