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Finding the Third Proportional to 799,412 and 1,712,780

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Solution

The third proportional to 799,412 and 1,712,780 is: 3,669,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,412 : 1,712,780 = 1,712,780 : x
  2. Step 2: Convert to fraction form
    799,412/1,712,780 = 1,712,780/x
  3. Step 3: Cross multiply
    799,412x = 1,712,780 × 1,712,780
  4. Step 4: Simplify right side
    799,412x = 2,933,615,328,400
  5. Step 5: Solve for x
    x = 2,933,615,328,400/799,412
  6. Step 6: Final answer
    x = 3,669,716.40

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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.