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Finding the Fourth Proportional to 2,471.87, 3,410.88 and 1,476.92

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Solution

The fourth proportional to 2,471.87, 3,410.88 and 1,476.92 is: 2,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.87 : 3,410.88 = 1,476.92 : x
  2. Step 2: Convert to fraction form
    2,471.87/3,410.88 = 1,476.92/x
  3. Step 3: Cross multiply
    2,471.87x = 3,410.88 × 1,476.92
  4. Step 4: Simplify right side
    2,471.87x = 5,037,579.84
  5. Step 5: Solve for x
    x = 5,037,579.84/2,471.87
  6. Step 6: Final answer
    x = 2,037.97

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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.