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Finding the Fourth Proportional to 6,046.32, 8,341.08 and 4,278.90

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Solution

The fourth proportional to 6,046.32, 8,341.08 and 4,278.90 is: 5,902.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,046.32 : 8,341.08 = 4,278.90 : x
  2. Step 2: Convert to fraction form
    6,046.32/8,341.08 = 4,278.90/x
  3. Step 3: Cross multiply
    6,046.32x = 8,341.08 × 4,278.90
  4. Step 4: Simplify right side
    6,046.32x = 35,690,647.21
  5. Step 5: Solve for x
    x = 35,690,647.21/6,046.32
  6. Step 6: Final answer
    x = 5,902.87

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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.