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Finding the Fourth Proportional to 2,704, 3,731.26 and 1,708.92

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Solution

The fourth proportional to 2,704, 3,731.26 and 1,708.92 is: 2,358.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704 : 3,731.26 = 1,708.92 : x
  2. Step 2: Convert to fraction form
    2,704/3,731.26 = 1,708.92/x
  3. Step 3: Cross multiply
    2,704x = 3,731.26 × 1,708.92
  4. Step 4: Simplify right side
    2,704x = 6,376,424.84
  5. Step 5: Solve for x
    x = 6,376,424.84/2,704
  6. Step 6: Final answer
    x = 2,358.15

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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.