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Finding the Third Proportional to 688,327.88 and 1,491,048

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Solution

The third proportional to 688,327.88 and 1,491,048 is: 3,229,891.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,327.88 : 1,491,048 = 1,491,048 : x
  2. Step 2: Convert to fraction form
    688,327.88/1,491,048 = 1,491,048/x
  3. Step 3: Cross multiply
    688,327.88x = 1,491,048 × 1,491,048
  4. Step 4: Simplify right side
    688,327.88x = 2,223,224,138,304
  5. Step 5: Solve for x
    x = 2,223,224,138,304/688,327.88
  6. Step 6: Final answer
    x = 3,229,891.19

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.