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Finding the Third Proportional to 3,191,117.50 and 4,789,941

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Solution

The third proportional to 3,191,117.50 and 4,789,941 is: 7,189,811.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,117.50 : 4,789,941 = 4,789,941 : x
  2. Step 2: Convert to fraction form
    3,191,117.50/4,789,941 = 4,789,941/x
  3. Step 3: Cross multiply
    3,191,117.50x = 4,789,941 × 4,789,941
  4. Step 4: Simplify right side
    3,191,117.50x = 22,943,534,783,481
  5. Step 5: Solve for x
    x = 22,943,534,783,481/3,191,117.50
  6. Step 6: Final answer
    x = 7,189,811.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.