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Finding the Third Proportional to 5,321 and 14,473

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Solution

The third proportional to 5,321 and 14,473 is: 39,366.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321 : 14,473 = 14,473 : x
  2. Step 2: Convert to fraction form
    5,321/14,473 = 14,473/x
  3. Step 3: Cross multiply
    5,321x = 14,473 × 14,473
  4. Step 4: Simplify right side
    5,321x = 209,467,729
  5. Step 5: Solve for x
    x = 209,467,729/5,321
  6. Step 6: Final answer
    x = 39,366.23

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Why These Related Problems?

These problems maintain the same ratio (2.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.