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Finding the Fourth Proportional to 582.95, 873.77 and 254.17

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Solution

The fourth proportional to 582.95, 873.77 and 254.17 is: 380.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.95 : 873.77 = 254.17 : x
  2. Step 2: Convert to fraction form
    582.95/873.77 = 254.17/x
  3. Step 3: Cross multiply
    582.95x = 873.77 × 254.17
  4. Step 4: Simplify right side
    582.95x = 222,084.57
  5. Step 5: Solve for x
    x = 222,084.57/582.95
  6. Step 6: Final answer
    x = 380.97

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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.