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Finding the Fourth Proportional to 3,883.76, 5,795.79 and 3,468.56

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Solution

The fourth proportional to 3,883.76, 5,795.79 and 3,468.56 is: 5,176.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.76 : 5,795.79 = 3,468.56 : x
  2. Step 2: Convert to fraction form
    3,883.76/5,795.79 = 3,468.56/x
  3. Step 3: Cross multiply
    3,883.76x = 5,795.79 × 3,468.56
  4. Step 4: Simplify right side
    3,883.76x = 20,103,045.36
  5. Step 5: Solve for x
    x = 20,103,045.36/3,883.76
  6. Step 6: Final answer
    x = 5,176.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.