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Finding the Fourth Proportional to 461.66, 637.07 and 265.14

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Solution

The fourth proportional to 461.66, 637.07 and 265.14 is: 365.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.66 : 637.07 = 265.14 : x
  2. Step 2: Convert to fraction form
    461.66/637.07 = 265.14/x
  3. Step 3: Cross multiply
    461.66x = 637.07 × 265.14
  4. Step 4: Simplify right side
    461.66x = 168,911.41
  5. Step 5: Solve for x
    x = 168,911.41/461.66
  6. Step 6: Final answer
    x = 365.88

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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.