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Finding the Fourth Proportional to 4,174.80, 6,230.18 and 3,944.40

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Solution

The fourth proportional to 4,174.80, 6,230.18 and 3,944.40 is: 5,886.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.80 : 6,230.18 = 3,944.40 : x
  2. Step 2: Convert to fraction form
    4,174.80/6,230.18 = 3,944.40/x
  3. Step 3: Cross multiply
    4,174.80x = 6,230.18 × 3,944.40
  4. Step 4: Simplify right side
    4,174.80x = 24,574,321.99
  5. Step 5: Solve for x
    x = 24,574,321.99/4,174.80
  6. Step 6: Final answer
    x = 5,886.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.