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Finding the Third Proportional to 9,885.38 and 14,811.75

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Solution

The third proportional to 9,885.38 and 14,811.75 is: 22,193.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,885.38 : 14,811.75 = 14,811.75 : x
  2. Step 2: Convert to fraction form
    9,885.38/14,811.75 = 14,811.75/x
  3. Step 3: Cross multiply
    9,885.38x = 14,811.75 × 14,811.75
  4. Step 4: Simplify right side
    9,885.38x = 219,387,938.06
  5. Step 5: Solve for x
    x = 219,387,938.06/9,885.38
  6. Step 6: Final answer
    x = 22,193.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.