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Finding the Third Proportional to 814,754 and 1,791,940

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Solution

The third proportional to 814,754 and 1,791,940 is: 3,941,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,754 : 1,791,940 = 1,791,940 : x
  2. Step 2: Convert to fraction form
    814,754/1,791,940 = 1,791,940/x
  3. Step 3: Cross multiply
    814,754x = 1,791,940 × 1,791,940
  4. Step 4: Simplify right side
    814,754x = 3,211,048,963,600
  5. Step 5: Solve for x
    x = 3,211,048,963,600/814,754
  6. Step 6: Final answer
    x = 3,941,126.97

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.