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Finding the Third Proportional to 103,479.91 and 151,812.83

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Solution

The third proportional to 103,479.91 and 151,812.83 is: 222,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,479.91 : 151,812.83 = 151,812.83 : x
  2. Step 2: Convert to fraction form
    103,479.91/151,812.83 = 151,812.83/x
  3. Step 3: Cross multiply
    103,479.91x = 151,812.83 × 151,812.83
  4. Step 4: Simplify right side
    103,479.91x = 23,047,134,190.29
  5. Step 5: Solve for x
    x = 23,047,134,190.29/103,479.91
  6. Step 6: Final answer
    x = 222,720.85

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.