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Finding the Fourth Proportional to 5,504,920.76, 8,257,381.16 and 5,504,920.76

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Solution

The fourth proportional to 5,504,920.76, 8,257,381.16 and 5,504,920.76 is: 8,257,381.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,504,920.76 : 8,257,381.16 = 5,504,920.76 : x
  2. Step 2: Convert to fraction form
    5,504,920.76/8,257,381.16 = 5,504,920.76/x
  3. Step 3: Cross multiply
    5,504,920.76x = 8,257,381.16 × 5,504,920.76
  4. Step 4: Simplify right side
    5,504,920.76x = 45,456,228,964,035.73
  5. Step 5: Solve for x
    x = 45,456,228,964,035.73/5,504,920.76
  6. Step 6: Final answer
    x = 8,257,381.16

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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.