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Finding the Third Proportional to 42,450 and 93,376

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Solution

The third proportional to 42,450 and 93,376 is: 205,396.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,450 : 93,376 = 93,376 : x
  2. Step 2: Convert to fraction form
    42,450/93,376 = 93,376/x
  3. Step 3: Cross multiply
    42,450x = 93,376 × 93,376
  4. Step 4: Simplify right side
    42,450x = 8,719,077,376
  5. Step 5: Solve for x
    x = 8,719,077,376/42,450
  6. Step 6: Final answer
    x = 205,396.40

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.