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Finding the Third Proportional to 54,790.88 and 131,635.13

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Solution

The third proportional to 54,790.88 and 131,635.13 is: 316,253.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,790.88 : 131,635.13 = 131,635.13 : x
  2. Step 2: Convert to fraction form
    54,790.88/131,635.13 = 131,635.13/x
  3. Step 3: Cross multiply
    54,790.88x = 131,635.13 × 131,635.13
  4. Step 4: Simplify right side
    54,790.88x = 17,327,806,133.77
  5. Step 5: Solve for x
    x = 17,327,806,133.77/54,790.88
  6. Step 6: Final answer
    x = 316,253.50

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Why These Related Problems?

These problems maintain the same ratio (2.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.