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Finding the Fourth Proportional to 584, 876 and 199.25

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Solution

The fourth proportional to 584, 876 and 199.25 is: 298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    584 : 876 = 199.25 : x
  2. Step 2: Convert to fraction form
    584/876 = 199.25/x
  3. Step 3: Cross multiply
    584x = 876 × 199.25
  4. Step 4: Simplify right side
    584x = 174,543
  5. Step 5: Solve for x
    x = 174,543/584
  6. Step 6: Final answer
    x = 298.88

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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.