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Finding the Third Proportional to 425,366.44 and 658,621.13

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Solution

The third proportional to 425,366.44 and 658,621.13 is: 1,019,783.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,366.44 : 658,621.13 = 658,621.13 : x
  2. Step 2: Convert to fraction form
    425,366.44/658,621.13 = 658,621.13/x
  3. Step 3: Cross multiply
    425,366.44x = 658,621.13 × 658,621.13
  4. Step 4: Simplify right side
    425,366.44x = 433,781,786,296.27
  5. Step 5: Solve for x
    x = 433,781,786,296.27/425,366.44
  6. Step 6: Final answer
    x = 1,019,783.76

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.