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Finding the Fourth Proportional to 541.17, 744.45 and 474.48

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Solution

The fourth proportional to 541.17, 744.45 and 474.48 is: 652.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.17 : 744.45 = 474.48 : x
  2. Step 2: Convert to fraction form
    541.17/744.45 = 474.48/x
  3. Step 3: Cross multiply
    541.17x = 744.45 × 474.48
  4. Step 4: Simplify right side
    541.17x = 353,226.64
  5. Step 5: Solve for x
    x = 353,226.64/541.17
  6. Step 6: Final answer
    x = 652.71

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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.