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Finding the Third Proportional to 847,577 and 1,279,247

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Solution

The third proportional to 847,577 and 1,279,247 is: 1,930,766.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,577 : 1,279,247 = 1,279,247 : x
  2. Step 2: Convert to fraction form
    847,577/1,279,247 = 1,279,247/x
  3. Step 3: Cross multiply
    847,577x = 1,279,247 × 1,279,247
  4. Step 4: Simplify right side
    847,577x = 1,636,472,887,009
  5. Step 5: Solve for x
    x = 1,636,472,887,009/847,577
  6. Step 6: Final answer
    x = 1,930,766.04

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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.