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Finding the Fourth Proportional to 5,369.92, 8,054.52 and 1,474

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Solution

The fourth proportional to 5,369.92, 8,054.52 and 1,474 is: 2,210.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369.92 : 8,054.52 = 1,474 : x
  2. Step 2: Convert to fraction form
    5,369.92/8,054.52 = 1,474/x
  3. Step 3: Cross multiply
    5,369.92x = 8,054.52 × 1,474
  4. Step 4: Simplify right side
    5,369.92x = 11,872,362.48
  5. Step 5: Solve for x
    x = 11,872,362.48/5,369.92
  6. Step 6: Final answer
    x = 2,210.90

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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.