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Finding the Fourth Proportional to 584.19, 876.21 and 151.34

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Solution

The fourth proportional to 584.19, 876.21 and 151.34 is: 226.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.19 : 876.21 = 151.34 : x
  2. Step 2: Convert to fraction form
    584.19/876.21 = 151.34/x
  3. Step 3: Cross multiply
    584.19x = 876.21 × 151.34
  4. Step 4: Simplify right side
    584.19x = 132,601.24
  5. Step 5: Solve for x
    x = 132,601.24/584.19
  6. Step 6: Final answer
    x = 226.98

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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.