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Finding the Fourth Proportional to 6,238.55, 9,354.90 and 2,288.82

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Solution

The fourth proportional to 6,238.55, 9,354.90 and 2,288.82 is: 3,432.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.55 : 9,354.90 = 2,288.82 : x
  2. Step 2: Convert to fraction form
    6,238.55/9,354.90 = 2,288.82/x
  3. Step 3: Cross multiply
    6,238.55x = 9,354.90 × 2,288.82
  4. Step 4: Simplify right side
    6,238.55x = 21,411,725.88
  5. Step 5: Solve for x
    x = 21,411,725.88/6,238.55
  6. Step 6: Final answer
    x = 3,432.16

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1.5x scale

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.