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Finding the Third Proportional to 683,835.75 and 1,488,081.38

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Solution

The third proportional to 683,835.75 and 1,488,081.38 is: 3,238,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,835.75 : 1,488,081.38 = 1,488,081.38 : x
  2. Step 2: Convert to fraction form
    683,835.75/1,488,081.38 = 1,488,081.38/x
  3. Step 3: Cross multiply
    683,835.75x = 1,488,081.38 × 1,488,081.38
  4. Step 4: Simplify right side
    683,835.75x = 2,214,386,178,621.89
  5. Step 5: Solve for x
    x = 2,214,386,178,621.89/683,835.75
  6. Step 6: Final answer
    x = 3,238,184.28

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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.