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Finding the Third Proportional to 683,826.75 and 1,488,061.13

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Solution

The third proportional to 683,826.75 and 1,488,061.13 is: 3,238,138.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,826.75 : 1,488,061.13 = 1,488,061.13 : x
  2. Step 2: Convert to fraction form
    683,826.75/1,488,061.13 = 1,488,061.13/x
  3. Step 3: Cross multiply
    683,826.75x = 1,488,061.13 × 1,488,061.13
  4. Step 4: Simplify right side
    683,826.75x = 2,214,325,911,736.27
  5. Step 5: Solve for x
    x = 2,214,325,911,736.27/683,826.75
  6. Step 6: Final answer
    x = 3,238,138.77

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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.