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Finding the Third Proportional to 1,700,638.88 and 3,700,195.88

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Solution

The third proportional to 1,700,638.88 and 3,700,195.88 is: 8,050,768.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,638.88 : 3,700,195.88 = 3,700,195.88 : x
  2. Step 2: Convert to fraction form
    1,700,638.88/3,700,195.88 = 3,700,195.88/x
  3. Step 3: Cross multiply
    1,700,638.88x = 3,700,195.88 × 3,700,195.88
  4. Step 4: Simplify right side
    1,700,638.88x = 13,691,449,513,367.02
  5. Step 5: Solve for x
    x = 13,691,449,513,367.02/1,700,638.88
  6. Step 6: Final answer
    x = 8,050,768.28

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.