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Finding the Fourth Proportional to 6,288, 8,677.44 and 3,803.52

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Solution

The fourth proportional to 6,288, 8,677.44 and 3,803.52 is: 5,248.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288 : 8,677.44 = 3,803.52 : x
  2. Step 2: Convert to fraction form
    6,288/8,677.44 = 3,803.52/x
  3. Step 3: Cross multiply
    6,288x = 8,677.44 × 3,803.52
  4. Step 4: Simplify right side
    6,288x = 33,004,816.59
  5. Step 5: Solve for x
    x = 33,004,816.59/6,288
  6. Step 6: Final answer
    x = 5,248.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.