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Finding the Fourth Proportional to 3,253.84, 4,879.68 and 1,062.08

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Solution

The fourth proportional to 3,253.84, 4,879.68 and 1,062.08 is: 1,592.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.84 : 4,879.68 = 1,062.08 : x
  2. Step 2: Convert to fraction form
    3,253.84/4,879.68 = 1,062.08/x
  3. Step 3: Cross multiply
    3,253.84x = 4,879.68 × 1,062.08
  4. Step 4: Simplify right side
    3,253.84x = 5,182,610.53
  5. Step 5: Solve for x
    x = 5,182,610.53/3,253.84
  6. Step 6: Final answer
    x = 1,592.77

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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.