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Finding the Fourth Proportional to 1,100.02, 1,651.68 and 952.24

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Solution

The fourth proportional to 1,100.02, 1,651.68 and 952.24 is: 1,429.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100.02 : 1,651.68 = 952.24 : x
  2. Step 2: Convert to fraction form
    1,100.02/1,651.68 = 952.24/x
  3. Step 3: Cross multiply
    1,100.02x = 1,651.68 × 952.24
  4. Step 4: Simplify right side
    1,100.02x = 1,572,794.01
  5. Step 5: Solve for x
    x = 1,572,794.01/1,100.02
  6. Step 6: Final answer
    x = 1,429.78

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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.