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Finding the Fourth Proportional to 461.73, 637.27 and 262.58

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Solution

The fourth proportional to 461.73, 637.27 and 262.58 is: 362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.73 : 637.27 = 262.58 : x
  2. Step 2: Convert to fraction form
    461.73/637.27 = 262.58/x
  3. Step 3: Cross multiply
    461.73x = 637.27 × 262.58
  4. Step 4: Simplify right side
    461.73x = 167,330.51
  5. Step 5: Solve for x
    x = 167,330.51/461.73
  6. Step 6: Final answer
    x = 362.40

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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.