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Finding the Third Proportional to 601,712 and 1,321,521

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Solution

The third proportional to 601,712 and 1,321,521 is: 2,902,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,712 : 1,321,521 = 1,321,521 : x
  2. Step 2: Convert to fraction form
    601,712/1,321,521 = 1,321,521/x
  3. Step 3: Cross multiply
    601,712x = 1,321,521 × 1,321,521
  4. Step 4: Simplify right side
    601,712x = 1,746,417,753,441
  5. Step 5: Solve for x
    x = 1,746,417,753,441/601,712
  6. Step 6: Final answer
    x = 2,902,414.70

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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.