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Finding the Fourth Proportional to 533.74, 736.28 and 337.18

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Solution

The fourth proportional to 533.74, 736.28 and 337.18 is: 465.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.74 : 736.28 = 337.18 : x
  2. Step 2: Convert to fraction form
    533.74/736.28 = 337.18/x
  3. Step 3: Cross multiply
    533.74x = 736.28 × 337.18
  4. Step 4: Simplify right side
    533.74x = 248,258.89
  5. Step 5: Solve for x
    x = 248,258.89/533.74
  6. Step 6: Final answer
    x = 465.13

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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.