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Finding the Fourth Proportional to 353.77, 488.24 and 337.03

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Solution

The fourth proportional to 353.77, 488.24 and 337.03 is: 465.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    353.77 : 488.24 = 337.03 : x
  2. Step 2: Convert to fraction form
    353.77/488.24 = 337.03/x
  3. Step 3: Cross multiply
    353.77x = 488.24 × 337.03
  4. Step 4: Simplify right side
    353.77x = 164,551.53
  5. Step 5: Solve for x
    x = 164,551.53/353.77
  6. Step 6: Final answer
    x = 465.14

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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.