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Finding the Third Proportional to 799,400 and 1,712,759

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Solution

The third proportional to 799,400 and 1,712,759 is: 3,669,681.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,400 : 1,712,759 = 1,712,759 : x
  2. Step 2: Convert to fraction form
    799,400/1,712,759 = 1,712,759/x
  3. Step 3: Cross multiply
    799,400x = 1,712,759 × 1,712,759
  4. Step 4: Simplify right side
    799,400x = 2,933,543,392,081
  5. Step 5: Solve for x
    x = 2,933,543,392,081/799,400
  6. Step 6: Final answer
    x = 3,669,681.50

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.