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Finding the Third Proportional to 88,472 and 187,312

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Solution

The third proportional to 88,472 and 187,312 is: 396,575.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,472 : 187,312 = 187,312 : x
  2. Step 2: Convert to fraction form
    88,472/187,312 = 187,312/x
  3. Step 3: Cross multiply
    88,472x = 187,312 × 187,312
  4. Step 4: Simplify right side
    88,472x = 35,085,785,344
  5. Step 5: Solve for x
    x = 35,085,785,344/88,472
  6. Step 6: Final answer
    x = 396,575.02

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.