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Finding the Fourth Proportional to 508.18, 701.25 and 333.22

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Solution

The fourth proportional to 508.18, 701.25 and 333.22 is: 459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.18 : 701.25 = 333.22 : x
  2. Step 2: Convert to fraction form
    508.18/701.25 = 333.22/x
  3. Step 3: Cross multiply
    508.18x = 701.25 × 333.22
  4. Step 4: Simplify right side
    508.18x = 233,670.53
  5. Step 5: Solve for x
    x = 233,670.53/508.18
  6. Step 6: Final answer
    x = 459.82

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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.