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Finding the Third Proportional to 175,084 and 255,328

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Solution

The third proportional to 175,084 and 255,328 is: 372,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,084 : 255,328 = 255,328 : x
  2. Step 2: Convert to fraction form
    175,084/255,328 = 255,328/x
  3. Step 3: Cross multiply
    175,084x = 255,328 × 255,328
  4. Step 4: Simplify right side
    175,084x = 65,192,387,584
  5. Step 5: Solve for x
    x = 65,192,387,584/175,084
  6. Step 6: Final answer
    x = 372,349.20

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.