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Finding the Fourth Proportional to 1,152.22, 1,727.08 and 566.54

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Solution

The fourth proportional to 1,152.22, 1,727.08 and 566.54 is: 849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152.22 : 1,727.08 = 566.54 : x
  2. Step 2: Convert to fraction form
    1,152.22/1,727.08 = 566.54/x
  3. Step 3: Cross multiply
    1,152.22x = 1,727.08 × 566.54
  4. Step 4: Simplify right side
    1,152.22x = 978,459.90
  5. Step 5: Solve for x
    x = 978,459.90/1,152.22
  6. Step 6: Final answer
    x = 849.20

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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.