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Finding the Third Proportional to 162,660 and 250,330

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Solution

The third proportional to 162,660 and 250,330 is: 385,252.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,660 : 250,330 = 250,330 : x
  2. Step 2: Convert to fraction form
    162,660/250,330 = 250,330/x
  3. Step 3: Cross multiply
    162,660x = 250,330 × 250,330
  4. Step 4: Simplify right side
    162,660x = 62,665,108,900
  5. Step 5: Solve for x
    x = 62,665,108,900/162,660
  6. Step 6: Final answer
    x = 385,252.11

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.