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Finding the Third Proportional to 847,579.50 and 1,279,251

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Solution

The third proportional to 847,579.50 and 1,279,251 is: 1,930,772.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,579.50 : 1,279,251 = 1,279,251 : x
  2. Step 2: Convert to fraction form
    847,579.50/1,279,251 = 1,279,251/x
  3. Step 3: Cross multiply
    847,579.50x = 1,279,251 × 1,279,251
  4. Step 4: Simplify right side
    847,579.50x = 1,636,483,121,001
  5. Step 5: Solve for x
    x = 1,636,483,121,001/847,579.50
  6. Step 6: Final answer
    x = 1,930,772.42

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.