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Finding the Third Proportional to 677,251.13 and 928,680.19

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Solution

The third proportional to 677,251.13 and 928,680.19 is: 1,273,452.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,251.13 : 928,680.19 = 928,680.19 : x
  2. Step 2: Convert to fraction form
    677,251.13/928,680.19 = 928,680.19/x
  3. Step 3: Cross multiply
    677,251.13x = 928,680.19 × 928,680.19
  4. Step 4: Simplify right side
    677,251.13x = 862,446,890,655.04
  5. Step 5: Solve for x
    x = 862,446,890,655.04/677,251.13
  6. Step 6: Final answer
    x = 1,273,452.13

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.