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Finding the Fourth Proportional to 541.62, 747.16 and 344.93

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Solution

The fourth proportional to 541.62, 747.16 and 344.93 is: 475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.62 : 747.16 = 344.93 : x
  2. Step 2: Convert to fraction form
    541.62/747.16 = 344.93/x
  3. Step 3: Cross multiply
    541.62x = 747.16 × 344.93
  4. Step 4: Simplify right side
    541.62x = 257,713.30
  5. Step 5: Solve for x
    x = 257,713.30/541.62
  6. Step 6: Final answer
    x = 475.82

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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.