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Finding the Third Proportional to 14,304 and 31,296

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Solution

The third proportional to 14,304 and 31,296 is: 68,473.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304 : 31,296 = 31,296 : x
  2. Step 2: Convert to fraction form
    14,304/31,296 = 31,296/x
  3. Step 3: Cross multiply
    14,304x = 31,296 × 31,296
  4. Step 4: Simplify right side
    14,304x = 979,439,616
  5. Step 5: Solve for x
    x = 979,439,616/14,304
  6. Step 6: Final answer
    x = 68,473.13

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.