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Finding the Fourth Proportional to 424.62, 585.45 and 362.34

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Solution

The fourth proportional to 424.62, 585.45 and 362.34 is: 499.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    424.62 : 585.45 = 362.34 : x
  2. Step 2: Convert to fraction form
    424.62/585.45 = 362.34/x
  3. Step 3: Cross multiply
    424.62x = 585.45 × 362.34
  4. Step 4: Simplify right side
    424.62x = 212,131.95
  5. Step 5: Solve for x
    x = 212,131.95/424.62
  6. Step 6: Final answer
    x = 499.58

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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.