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Finding the Third Proportional to 14,463 and 31,329

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Solution

The third proportional to 14,463 and 31,329 is: 67,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,463 : 31,329 = 31,329 : x
  2. Step 2: Convert to fraction form
    14,463/31,329 = 31,329/x
  3. Step 3: Cross multiply
    14,463x = 31,329 × 31,329
  4. Step 4: Simplify right side
    14,463x = 981,506,241
  5. Step 5: Solve for x
    x = 981,506,241/14,463
  6. Step 6: Final answer
    x = 67,863.25

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.