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Finding the Third Proportional to 34,368.36 and 54,687.81

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Solution

The third proportional to 34,368.36 and 54,687.81 is: 87,020.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,368.36 : 54,687.81 = 54,687.81 : x
  2. Step 2: Convert to fraction form
    34,368.36/54,687.81 = 54,687.81/x
  3. Step 3: Cross multiply
    34,368.36x = 54,687.81 × 54,687.81
  4. Step 4: Simplify right side
    34,368.36x = 2,990,757,049.66
  5. Step 5: Solve for x
    x = 2,990,757,049.66/34,368.36
  6. Step 6: Final answer
    x = 87,020.64

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.