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Finding the Fourth Proportional to 462.25, 637.59 and 368.83

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Solution

The fourth proportional to 462.25, 637.59 and 368.83 is: 508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    462.25 : 637.59 = 368.83 : x
  2. Step 2: Convert to fraction form
    462.25/637.59 = 368.83/x
  3. Step 3: Cross multiply
    462.25x = 637.59 × 368.83
  4. Step 4: Simplify right side
    462.25x = 235,160.73
  5. Step 5: Solve for x
    x = 235,160.73/462.25
  6. Step 6: Final answer
    x = 508.73

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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.