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Finding the Fourth Proportional to 4,230.70, 5,838 and 2,462.42

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Solution

The fourth proportional to 4,230.70, 5,838 and 2,462.42 is: 3,397.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.70 : 5,838 = 2,462.42 : x
  2. Step 2: Convert to fraction form
    4,230.70/5,838 = 2,462.42/x
  3. Step 3: Cross multiply
    4,230.70x = 5,838 × 2,462.42
  4. Step 4: Simplify right side
    4,230.70x = 14,375,607.96
  5. Step 5: Solve for x
    x = 14,375,607.96/4,230.70
  6. Step 6: Final answer
    x = 3,397.93

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1.5x scale

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.