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Finding the Third Proportional to 625,396.57 and 1,365,488.90

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Solution

The third proportional to 625,396.57 and 1,365,488.90 is: 2,981,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,396.57 : 1,365,488.90 = 1,365,488.90 : x
  2. Step 2: Convert to fraction form
    625,396.57/1,365,488.90 = 1,365,488.90/x
  3. Step 3: Cross multiply
    625,396.57x = 1,365,488.90 × 1,365,488.90
  4. Step 4: Simplify right side
    625,396.57x = 1,864,559,945,091.15
  5. Step 5: Solve for x
    x = 1,864,559,945,091.15/625,396.57
  6. Step 6: Final answer
    x = 2,981,404.17

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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.