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Finding the Fourth Proportional to 597.17, 823.94 and 348.34

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Solution

The fourth proportional to 597.17, 823.94 and 348.34 is: 480.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.17 : 823.94 = 348.34 : x
  2. Step 2: Convert to fraction form
    597.17/823.94 = 348.34/x
  3. Step 3: Cross multiply
    597.17x = 823.94 × 348.34
  4. Step 4: Simplify right side
    597.17x = 287,010.39
  5. Step 5: Solve for x
    x = 287,010.39/597.17
  6. Step 6: Final answer
    x = 480.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.