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Finding the Third Proportional to 819,522.75 and 1,240,710

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Solution

The third proportional to 819,522.75 and 1,240,710 is: 1,878,363.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,522.75 : 1,240,710 = 1,240,710 : x
  2. Step 2: Convert to fraction form
    819,522.75/1,240,710 = 1,240,710/x
  3. Step 3: Cross multiply
    819,522.75x = 1,240,710 × 1,240,710
  4. Step 4: Simplify right side
    819,522.75x = 1,539,361,304,100
  5. Step 5: Solve for x
    x = 1,539,361,304,100/819,522.75
  6. Step 6: Final answer
    x = 1,878,363.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.