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Finding the Fourth Proportional to 462.02, 637.60 and 265.48

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Solution

The fourth proportional to 462.02, 637.60 and 265.48 is: 366.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    462.02 : 637.60 = 265.48 : x
  2. Step 2: Convert to fraction form
    462.02/637.60 = 265.48/x
  3. Step 3: Cross multiply
    462.02x = 637.60 × 265.48
  4. Step 4: Simplify right side
    462.02x = 169,270.05
  5. Step 5: Solve for x
    x = 169,270.05/462.02
  6. Step 6: Final answer
    x = 366.37

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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.