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Finding the Third Proportional to 14,897 and 20,287.50

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Solution

The third proportional to 14,897 and 20,287.50 is: 27,628.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,897 : 20,287.50 = 20,287.50 : x
  2. Step 2: Convert to fraction form
    14,897/20,287.50 = 20,287.50/x
  3. Step 3: Cross multiply
    14,897x = 20,287.50 × 20,287.50
  4. Step 4: Simplify right side
    14,897x = 411,582,656.25
  5. Step 5: Solve for x
    x = 411,582,656.25/14,897
  6. Step 6: Final answer
    x = 27,628.56

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.