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Finding the Fourth Proportional to 1,797.04, 2,694.48 and 974.80

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Solution

The fourth proportional to 1,797.04, 2,694.48 and 974.80 is: 1,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.04 : 2,694.48 = 974.80 : x
  2. Step 2: Convert to fraction form
    1,797.04/2,694.48 = 974.80/x
  3. Step 3: Cross multiply
    1,797.04x = 2,694.48 × 974.80
  4. Step 4: Simplify right side
    1,797.04x = 2,626,579.10
  5. Step 5: Solve for x
    x = 2,626,579.10/1,797.04
  6. Step 6: Final answer
    x = 1,461.61

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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.