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Finding the Third Proportional to 63,790.88 and 137,331.75

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Solution

The third proportional to 63,790.88 and 137,331.75 is: 295,653.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,790.88 : 137,331.75 = 137,331.75 : x
  2. Step 2: Convert to fraction form
    63,790.88/137,331.75 = 137,331.75/x
  3. Step 3: Cross multiply
    63,790.88x = 137,331.75 × 137,331.75
  4. Step 4: Simplify right side
    63,790.88x = 18,860,009,558.06
  5. Step 5: Solve for x
    x = 18,860,009,558.06/63,790.88
  6. Step 6: Final answer
    x = 295,653.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.