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Finding the Third Proportional to 496,331 and 1,087,190

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Solution

The third proportional to 496,331 and 1,087,190 is: 2,381,439.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,331 : 1,087,190 = 1,087,190 : x
  2. Step 2: Convert to fraction form
    496,331/1,087,190 = 1,087,190/x
  3. Step 3: Cross multiply
    496,331x = 1,087,190 × 1,087,190
  4. Step 4: Simplify right side
    496,331x = 1,181,982,096,100
  5. Step 5: Solve for x
    x = 1,181,982,096,100/496,331
  6. Step 6: Final answer
    x = 2,381,439.19

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.