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Finding the Third Proportional to 42,757 and 92,814

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Solution

The third proportional to 42,757 and 92,814 is: 201,474.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,757 : 92,814 = 92,814 : x
  2. Step 2: Convert to fraction form
    42,757/92,814 = 92,814/x
  3. Step 3: Cross multiply
    42,757x = 92,814 × 92,814
  4. Step 4: Simplify right side
    42,757x = 8,614,438,596
  5. Step 5: Solve for x
    x = 8,614,438,596/42,757
  6. Step 6: Final answer
    x = 201,474.35

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.