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Finding the Fourth Proportional to 569.92, 854.88 and 185.17

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Solution

The fourth proportional to 569.92, 854.88 and 185.17 is: 277.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.92 : 854.88 = 185.17 : x
  2. Step 2: Convert to fraction form
    569.92/854.88 = 185.17/x
  3. Step 3: Cross multiply
    569.92x = 854.88 × 185.17
  4. Step 4: Simplify right side
    569.92x = 158,298.13
  5. Step 5: Solve for x
    x = 158,298.13/569.92
  6. Step 6: Final answer
    x = 277.76

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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.