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Finding the Third Proportional to 88,900.50 and 135,079.50

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Solution

The third proportional to 88,900.50 and 135,079.50 is: 205,245.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,900.50 : 135,079.50 = 135,079.50 : x
  2. Step 2: Convert to fraction form
    88,900.50/135,079.50 = 135,079.50/x
  3. Step 3: Cross multiply
    88,900.50x = 135,079.50 × 135,079.50
  4. Step 4: Simplify right side
    88,900.50x = 18,246,471,320.25
  5. Step 5: Solve for x
    x = 18,246,471,320.25/88,900.50
  6. Step 6: Final answer
    x = 205,245.99

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.