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Finding the Fourth Proportional to 597.72, 896.48 and 164.78

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Solution

The fourth proportional to 597.72, 896.48 and 164.78 is: 247.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.72 : 896.48 = 164.78 : x
  2. Step 2: Convert to fraction form
    597.72/896.48 = 164.78/x
  3. Step 3: Cross multiply
    597.72x = 896.48 × 164.78
  4. Step 4: Simplify right side
    597.72x = 147,721.97
  5. Step 5: Solve for x
    x = 147,721.97/597.72
  6. Step 6: Final answer
    x = 247.14

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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.