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Finding the Third Proportional to 28,932.75 and 63,127.13

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Solution

The third proportional to 28,932.75 and 63,127.13 is: 137,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,932.75 : 63,127.13 = 63,127.13 : x
  2. Step 2: Convert to fraction form
    28,932.75/63,127.13 = 63,127.13/x
  3. Step 3: Cross multiply
    28,932.75x = 63,127.13 × 63,127.13
  4. Step 4: Simplify right side
    28,932.75x = 3,985,033,910.77
  5. Step 5: Solve for x
    x = 3,985,033,910.77/28,932.75
  6. Step 6: Final answer
    x = 137,734.36

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.