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Finding the Fourth Proportional to 4,248, 5,859.70 and 2,673.36

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Solution

The fourth proportional to 4,248, 5,859.70 and 2,673.36 is: 3,687.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248 : 5,859.70 = 2,673.36 : x
  2. Step 2: Convert to fraction form
    4,248/5,859.70 = 2,673.36/x
  3. Step 3: Cross multiply
    4,248x = 5,859.70 × 2,673.36
  4. Step 4: Simplify right side
    4,248x = 15,665,087.59
  5. Step 5: Solve for x
    x = 15,665,087.59/4,248
  6. Step 6: Final answer
    x = 3,687.64

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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.