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Finding the Fourth Proportional to 597.57, 896.76 and 212.82

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Solution

The fourth proportional to 597.57, 896.76 and 212.82 is: 319.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.57 : 896.76 = 212.82 : x
  2. Step 2: Convert to fraction form
    597.57/896.76 = 212.82/x
  3. Step 3: Cross multiply
    597.57x = 896.76 × 212.82
  4. Step 4: Simplify right side
    597.57x = 190,848.46
  5. Step 5: Solve for x
    x = 190,848.46/597.57
  6. Step 6: Final answer
    x = 319.37

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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.