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Finding the Third Proportional to 67,813.88 and 146,562.75

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Solution

The third proportional to 67,813.88 and 146,562.75 is: 316,758.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,813.88 : 146,562.75 = 146,562.75 : x
  2. Step 2: Convert to fraction form
    67,813.88/146,562.75 = 146,562.75/x
  3. Step 3: Cross multiply
    67,813.88x = 146,562.75 × 146,562.75
  4. Step 4: Simplify right side
    67,813.88x = 21,480,639,687.56
  5. Step 5: Solve for x
    x = 21,480,639,687.56/67,813.88
  6. Step 6: Final answer
    x = 316,758.77

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.