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Finding the Fourth Proportional to 3,238.52, 4,858.32 and 1,046.99

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Solution

The fourth proportional to 3,238.52, 4,858.32 and 1,046.99 is: 1,570.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.52 : 4,858.32 = 1,046.99 : x
  2. Step 2: Convert to fraction form
    3,238.52/4,858.32 = 1,046.99/x
  3. Step 3: Cross multiply
    3,238.52x = 4,858.32 × 1,046.99
  4. Step 4: Simplify right side
    3,238.52x = 5,086,612.46
  5. Step 5: Solve for x
    x = 5,086,612.46/3,238.52
  6. Step 6: Final answer
    x = 1,570.66

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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.