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Finding the Fourth Proportional to 2,524.80, 3,787.32 and 676.08

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Solution

The fourth proportional to 2,524.80, 3,787.32 and 676.08 is: 1,014.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,524.80 : 3,787.32 = 676.08 : x
  2. Step 2: Convert to fraction form
    2,524.80/3,787.32 = 676.08/x
  3. Step 3: Cross multiply
    2,524.80x = 3,787.32 × 676.08
  4. Step 4: Simplify right side
    2,524.80x = 2,560,531.31
  5. Step 5: Solve for x
    x = 2,560,531.31/2,524.80
  6. Step 6: Final answer
    x = 1,014.15

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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.