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Finding the Third Proportional to 71,826 and 157,368

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Solution

The third proportional to 71,826 and 157,368 is: 344,787.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,826 : 157,368 = 157,368 : x
  2. Step 2: Convert to fraction form
    71,826/157,368 = 157,368/x
  3. Step 3: Cross multiply
    71,826x = 157,368 × 157,368
  4. Step 4: Simplify right side
    71,826x = 24,764,687,424
  5. Step 5: Solve for x
    x = 24,764,687,424/71,826
  6. Step 6: Final answer
    x = 344,787.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.