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Finding the Third Proportional to 798,080 and 1,722,772

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Solution

The third proportional to 798,080 and 1,722,772 is: 3,718,854.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,080 : 1,722,772 = 1,722,772 : x
  2. Step 2: Convert to fraction form
    798,080/1,722,772 = 1,722,772/x
  3. Step 3: Cross multiply
    798,080x = 1,722,772 × 1,722,772
  4. Step 4: Simplify right side
    798,080x = 2,967,943,363,984
  5. Step 5: Solve for x
    x = 2,967,943,363,984/798,080
  6. Step 6: Final answer
    x = 3,718,854.46

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.