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Finding the Third Proportional to 8,908,134 and 13,771,587

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Solution

The third proportional to 8,908,134 and 13,771,587 is: 21,290,273.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908,134 : 13,771,587 = 13,771,587 : x
  2. Step 2: Convert to fraction form
    8,908,134/13,771,587 = 13,771,587/x
  3. Step 3: Cross multiply
    8,908,134x = 13,771,587 × 13,771,587
  4. Step 4: Simplify right side
    8,908,134x = 189,656,608,498,569
  5. Step 5: Solve for x
    x = 189,656,608,498,569/8,908,134
  6. Step 6: Final answer
    x = 21,290,273.42

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.