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Finding the Third Proportional to 69,540 and 94,464

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Solution

The third proportional to 69,540 and 94,464 is: 128,321.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,540 : 94,464 = 94,464 : x
  2. Step 2: Convert to fraction form
    69,540/94,464 = 94,464/x
  3. Step 3: Cross multiply
    69,540x = 94,464 × 94,464
  4. Step 4: Simplify right side
    69,540x = 8,923,447,296
  5. Step 5: Solve for x
    x = 8,923,447,296/69,540
  6. Step 6: Final answer
    x = 128,321.07

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.