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Finding the Fourth Proportional to 2,751.57, 3,787.68 and 2,376.27

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Solution

The fourth proportional to 2,751.57, 3,787.68 and 2,376.27 is: 3,271.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.57 : 3,787.68 = 2,376.27 : x
  2. Step 2: Convert to fraction form
    2,751.57/3,787.68 = 2,376.27/x
  3. Step 3: Cross multiply
    2,751.57x = 3,787.68 × 2,376.27
  4. Step 4: Simplify right side
    2,751.57x = 9,000,550.35
  5. Step 5: Solve for x
    x = 9,000,550.35/2,751.57
  6. Step 6: Final answer
    x = 3,271.06

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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.