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Finding the Fourth Proportional to 6,463,117.06, 9,696,890.13 and 2,206,274.65

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Solution

The fourth proportional to 6,463,117.06, 9,696,890.13 and 2,206,274.65 is: 3,310,167.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463,117.06 : 9,696,890.13 = 2,206,274.65 : x
  2. Step 2: Convert to fraction form
    6,463,117.06/9,696,890.13 = 2,206,274.65/x
  3. Step 3: Cross multiply
    6,463,117.06x = 9,696,890.13 × 2,206,274.65
  4. Step 4: Simplify right side
    6,463,117.06x = 21,394,002,877,654.21
  5. Step 5: Solve for x
    x = 21,394,002,877,654.21/6,463,117.06
  6. Step 6: Final answer
    x = 3,310,167.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.