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Finding the Third Proportional to 616,191.75 and 1,344,480.75

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Solution

The third proportional to 616,191.75 and 1,344,480.75 is: 2,933,548.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,191.75 : 1,344,480.75 = 1,344,480.75 : x
  2. Step 2: Convert to fraction form
    616,191.75/1,344,480.75 = 1,344,480.75/x
  3. Step 3: Cross multiply
    616,191.75x = 1,344,480.75 × 1,344,480.75
  4. Step 4: Simplify right side
    616,191.75x = 1,807,628,487,120.56
  5. Step 5: Solve for x
    x = 1,807,628,487,120.56/616,191.75
  6. Step 6: Final answer
    x = 2,933,548.67

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.