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Finding the Third Proportional to 5,957,478 and 12,859,578

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Solution

The third proportional to 5,957,478 and 12,859,578 is: 27,758,179.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,957,478 : 12,859,578 = 12,859,578 : x
  2. Step 2: Convert to fraction form
    5,957,478/12,859,578 = 12,859,578/x
  3. Step 3: Cross multiply
    5,957,478x = 12,859,578 × 12,859,578
  4. Step 4: Simplify right side
    5,957,478x = 165,368,746,338,084
  5. Step 5: Solve for x
    x = 165,368,746,338,084/5,957,478
  6. Step 6: Final answer
    x = 27,758,179.94

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.