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Finding the Fourth Proportional to 461.88, 637.35 and 265.23

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Solution

The fourth proportional to 461.88, 637.35 and 265.23 is: 365.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.88 : 637.35 = 265.23 : x
  2. Step 2: Convert to fraction form
    461.88/637.35 = 265.23/x
  3. Step 3: Cross multiply
    461.88x = 637.35 × 265.23
  4. Step 4: Simplify right side
    461.88x = 169,044.34
  5. Step 5: Solve for x
    x = 169,044.34/461.88
  6. Step 6: Final answer
    x = 365.99

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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.