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Finding the Third Proportional to 27,879,278 and 60,391,230

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Solution

The third proportional to 27,879,278 and 60,391,230 is: 130,817,615.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,879,278 : 60,391,230 = 60,391,230 : x
  2. Step 2: Convert to fraction form
    27,879,278/60,391,230 = 60,391,230/x
  3. Step 3: Cross multiply
    27,879,278x = 60,391,230 × 60,391,230
  4. Step 4: Simplify right side
    27,879,278x = 3,647,100,660,912,900
  5. Step 5: Solve for x
    x = 3,647,100,660,912,900/27,879,278
  6. Step 6: Final answer
    x = 130,817,615.18

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.