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Finding the Fourth Proportional to 1,177.97, 1,765.33 and 600.17

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Solution

The fourth proportional to 1,177.97, 1,765.33 and 600.17 is: 899.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177.97 : 1,765.33 = 600.17 : x
  2. Step 2: Convert to fraction form
    1,177.97/1,765.33 = 600.17/x
  3. Step 3: Cross multiply
    1,177.97x = 1,765.33 × 600.17
  4. Step 4: Simplify right side
    1,177.97x = 1,059,487.78
  5. Step 5: Solve for x
    x = 1,059,487.78/1,177.97
  6. Step 6: Final answer
    x = 899.42

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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.