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Finding the Third Proportional to 787,452 and 1,719,252

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Solution

The third proportional to 787,452 and 1,719,252 is: 3,753,660.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,452 : 1,719,252 = 1,719,252 : x
  2. Step 2: Convert to fraction form
    787,452/1,719,252 = 1,719,252/x
  3. Step 3: Cross multiply
    787,452x = 1,719,252 × 1,719,252
  4. Step 4: Simplify right side
    787,452x = 2,955,827,439,504
  5. Step 5: Solve for x
    x = 2,955,827,439,504/787,452
  6. Step 6: Final answer
    x = 3,753,660.46

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.