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Finding the Third Proportional to 8,317.13 and 12,153.38

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Solution

The third proportional to 8,317.13 and 12,153.38 is: 17,759.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.13 : 12,153.38 = 12,153.38 : x
  2. Step 2: Convert to fraction form
    8,317.13/12,153.38 = 12,153.38/x
  3. Step 3: Cross multiply
    8,317.13x = 12,153.38 × 12,153.38
  4. Step 4: Simplify right side
    8,317.13x = 147,704,523.89
  5. Step 5: Solve for x
    x = 147,704,523.89/8,317.13
  6. Step 6: Final answer
    x = 17,759.08

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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.