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Finding the Fourth Proportional to 2,471.76, 3,706.20 and 1,701.36

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Solution

The fourth proportional to 2,471.76, 3,706.20 and 1,701.36 is: 2,551.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.76 : 3,706.20 = 1,701.36 : x
  2. Step 2: Convert to fraction form
    2,471.76/3,706.20 = 1,701.36/x
  3. Step 3: Cross multiply
    2,471.76x = 3,706.20 × 1,701.36
  4. Step 4: Simplify right side
    2,471.76x = 6,305,580.43
  5. Step 5: Solve for x
    x = 6,305,580.43/2,471.76
  6. Step 6: Final answer
    x = 2,551.05

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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.