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Finding the Fourth Proportional to 591.77, 888.17 and 245.34

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Solution

The fourth proportional to 591.77, 888.17 and 245.34 is: 368.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.77 : 888.17 = 245.34 : x
  2. Step 2: Convert to fraction form
    591.77/888.17 = 245.34/x
  3. Step 3: Cross multiply
    591.77x = 888.17 × 245.34
  4. Step 4: Simplify right side
    591.77x = 217,902.40
  5. Step 5: Solve for x
    x = 217,902.40/591.77
  6. Step 6: Final answer
    x = 368.22

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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.