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Finding the Fourth Proportional to 3,264.87, 4,897.31 and 1,184.41

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Solution

The fourth proportional to 3,264.87, 4,897.31 and 1,184.41 is: 1,776.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.87 : 4,897.31 = 1,184.41 : x
  2. Step 2: Convert to fraction form
    3,264.87/4,897.31 = 1,184.41/x
  3. Step 3: Cross multiply
    3,264.87x = 4,897.31 × 1,184.41
  4. Step 4: Simplify right side
    3,264.87x = 5,800,398.45
  5. Step 5: Solve for x
    x = 5,800,398.45/3,264.87
  6. Step 6: Final answer
    x = 1,776.61

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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.