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Finding the Fourth Proportional to 506.56, 699.52 and 341.16

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Solution

The fourth proportional to 506.56, 699.52 and 341.16 is: 471.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.56 : 699.52 = 341.16 : x
  2. Step 2: Convert to fraction form
    506.56/699.52 = 341.16/x
  3. Step 3: Cross multiply
    506.56x = 699.52 × 341.16
  4. Step 4: Simplify right side
    506.56x = 238,648.24
  5. Step 5: Solve for x
    x = 238,648.24/506.56
  6. Step 6: Final answer
    x = 471.12

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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.