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Finding the Third Proportional to 99,288.56 and 151,530.75

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Solution

The third proportional to 99,288.56 and 151,530.75 is: 231,260.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,288.56 : 151,530.75 = 151,530.75 : x
  2. Step 2: Convert to fraction form
    99,288.56/151,530.75 = 151,530.75/x
  3. Step 3: Cross multiply
    99,288.56x = 151,530.75 × 151,530.75
  4. Step 4: Simplify right side
    99,288.56x = 22,961,568,195.56
  5. Step 5: Solve for x
    x = 22,961,568,195.56/99,288.56
  6. Step 6: Final answer
    x = 231,260.96

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.