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Finding the Fourth Proportional to 462.03, 637.57 and 265.53

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Solution

The fourth proportional to 462.03, 637.57 and 265.53 is: 366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    462.03 : 637.57 = 265.53 : x
  2. Step 2: Convert to fraction form
    462.03/637.57 = 265.53/x
  3. Step 3: Cross multiply
    462.03x = 637.57 × 265.53
  4. Step 4: Simplify right side
    462.03x = 169,293.96
  5. Step 5: Solve for x
    x = 169,293.96/462.03
  6. Step 6: Final answer
    x = 366.41

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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.