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Finding the Third Proportional to 80,790.75 and 188,713.13

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Solution

The third proportional to 80,790.75 and 188,713.13 is: 440,801.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,790.75 : 188,713.13 = 188,713.13 : x
  2. Step 2: Convert to fraction form
    80,790.75/188,713.13 = 188,713.13/x
  3. Step 3: Cross multiply
    80,790.75x = 188,713.13 × 188,713.13
  4. Step 4: Simplify right side
    80,790.75x = 35,612,643,547.27
  5. Step 5: Solve for x
    x = 35,612,643,547.27/80,790.75
  6. Step 6: Final answer
    x = 440,801.00

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.