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Finding the Third Proportional to 4,098.73 and 6,119.61

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Solution

The third proportional to 4,098.73 and 6,119.61 is: 9,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.73 : 6,119.61 = 6,119.61 : x
  2. Step 2: Convert to fraction form
    4,098.73/6,119.61 = 6,119.61/x
  3. Step 3: Cross multiply
    4,098.73x = 6,119.61 × 6,119.61
  4. Step 4: Simplify right side
    4,098.73x = 37,449,666.71
  5. Step 5: Solve for x
    x = 37,449,666.71/4,098.73
  6. Step 6: Final answer
    x = 9,136.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.