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Finding the Third Proportional to 79,498 and 168,472

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Solution

The third proportional to 79,498 and 168,472 is: 357,025.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,498 : 168,472 = 168,472 : x
  2. Step 2: Convert to fraction form
    79,498/168,472 = 168,472/x
  3. Step 3: Cross multiply
    79,498x = 168,472 × 168,472
  4. Step 4: Simplify right side
    79,498x = 28,382,814,784
  5. Step 5: Solve for x
    x = 28,382,814,784/79,498
  6. Step 6: Final answer
    x = 357,025.52

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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.