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Finding the Fourth Proportional to 5,361, 8,038.04 and 2,240.18

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Solution

The fourth proportional to 5,361, 8,038.04 and 2,240.18 is: 3,358.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361 : 8,038.04 = 2,240.18 : x
  2. Step 2: Convert to fraction form
    5,361/8,038.04 = 2,240.18/x
  3. Step 3: Cross multiply
    5,361x = 8,038.04 × 2,240.18
  4. Step 4: Simplify right side
    5,361x = 18,006,656.45
  5. Step 5: Solve for x
    x = 18,006,656.45/5,361
  6. Step 6: Final answer
    x = 3,358.82

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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.