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Finding the Fourth Proportional to 27,227,310.45, 38,146,578.15 and 27,227,310.45

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Solution

The fourth proportional to 27,227,310.45, 38,146,578.15 and 27,227,310.45 is: 38,146,578.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,227,310.45 : 38,146,578.15 = 27,227,310.45 : x
  2. Step 2: Convert to fraction form
    27,227,310.45/38,146,578.15 = 27,227,310.45/x
  3. Step 3: Cross multiply
    27,227,310.45x = 38,146,578.15 × 27,227,310.45
  4. Step 4: Simplify right side
    27,227,310.45x = 1,038,628,725,895,236.62
  5. Step 5: Solve for x
    x = 1,038,628,725,895,236.62/27,227,310.45
  6. Step 6: Final answer
    x = 38,146,578.15

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.