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Finding the Fourth Proportional to 1,797.06, 2,695.28 and 626.97

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Solution

The fourth proportional to 1,797.06, 2,695.28 and 626.97 is: 940.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.06 : 2,695.28 = 626.97 : x
  2. Step 2: Convert to fraction form
    1,797.06/2,695.28 = 626.97/x
  3. Step 3: Cross multiply
    1,797.06x = 2,695.28 × 626.97
  4. Step 4: Simplify right side
    1,797.06x = 1,689,856.57
  5. Step 5: Solve for x
    x = 1,689,856.57/1,797.06
  6. Step 6: Final answer
    x = 940.35

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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.