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Finding the Third Proportional to 987,421 and 1,494,983

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Solution

The third proportional to 987,421 and 1,494,983 is: 2,263,446.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,421 : 1,494,983 = 1,494,983 : x
  2. Step 2: Convert to fraction form
    987,421/1,494,983 = 1,494,983/x
  3. Step 3: Cross multiply
    987,421x = 1,494,983 × 1,494,983
  4. Step 4: Simplify right side
    987,421x = 2,234,974,170,289
  5. Step 5: Solve for x
    x = 2,234,974,170,289/987,421
  6. Step 6: Final answer
    x = 2,263,446.06

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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.