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Finding the Third Proportional to 157,291 and 250,188

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Solution

The third proportional to 157,291 and 250,188 is: 397,950.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,291 : 250,188 = 250,188 : x
  2. Step 2: Convert to fraction form
    157,291/250,188 = 250,188/x
  3. Step 3: Cross multiply
    157,291x = 250,188 × 250,188
  4. Step 4: Simplify right side
    157,291x = 62,594,035,344
  5. Step 5: Solve for x
    x = 62,594,035,344/157,291
  6. Step 6: Final answer
    x = 397,950.52

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.