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Finding the Third Proportional to 619,267.50 and 957,081

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Solution

The third proportional to 619,267.50 and 957,081 is: 1,479,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,267.50 : 957,081 = 957,081 : x
  2. Step 2: Convert to fraction form
    619,267.50/957,081 = 957,081/x
  3. Step 3: Cross multiply
    619,267.50x = 957,081 × 957,081
  4. Step 4: Simplify right side
    619,267.50x = 916,004,040,561
  5. Step 5: Solve for x
    x = 916,004,040,561/619,267.50
  6. Step 6: Final answer
    x = 1,479,173.44

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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.