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Finding the Fourth Proportional to 4,242.54, 6,363.81 and 2,392.82

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Solution

The fourth proportional to 4,242.54, 6,363.81 and 2,392.82 is: 3,589.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.54 : 6,363.81 = 2,392.82 : x
  2. Step 2: Convert to fraction form
    4,242.54/6,363.81 = 2,392.82/x
  3. Step 3: Cross multiply
    4,242.54x = 6,363.81 × 2,392.82
  4. Step 4: Simplify right side
    4,242.54x = 15,227,443.89
  5. Step 5: Solve for x
    x = 15,227,443.89/4,242.54
  6. Step 6: Final answer
    x = 3,589.22

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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.