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Finding the Fourth Proportional to 592.52, 888.91 and 318.53

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Solution

The fourth proportional to 592.52, 888.91 and 318.53 is: 477.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.52 : 888.91 = 318.53 : x
  2. Step 2: Convert to fraction form
    592.52/888.91 = 318.53/x
  3. Step 3: Cross multiply
    592.52x = 888.91 × 318.53
  4. Step 4: Simplify right side
    592.52x = 283,145.93
  5. Step 5: Solve for x
    x = 283,145.93/592.52
  6. Step 6: Final answer
    x = 477.87

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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.