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Finding the Fourth Proportional to 524.08, 723.17 and 314.22

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Solution

The fourth proportional to 524.08, 723.17 and 314.22 is: 433.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.08 : 723.17 = 314.22 : x
  2. Step 2: Convert to fraction form
    524.08/723.17 = 314.22/x
  3. Step 3: Cross multiply
    524.08x = 723.17 × 314.22
  4. Step 4: Simplify right side
    524.08x = 227,229.29
  5. Step 5: Solve for x
    x = 227,229.29/524.08
  6. Step 6: Final answer
    x = 433.58

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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.