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Finding the Third Proportional to 7,482.38 and 11,314.69

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Solution

The third proportional to 7,482.38 and 11,314.69 is: 17,109.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.38 : 11,314.69 = 11,314.69 : x
  2. Step 2: Convert to fraction form
    7,482.38/11,314.69 = 11,314.69/x
  3. Step 3: Cross multiply
    7,482.38x = 11,314.69 × 11,314.69
  4. Step 4: Simplify right side
    7,482.38x = 128,022,153.22
  5. Step 5: Solve for x
    x = 128,022,153.22/7,482.38
  6. Step 6: Final answer
    x = 17,109.83

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.