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Finding the Fourth Proportional to 541.06, 747.28 and 366.10

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Solution

The fourth proportional to 541.06, 747.28 and 366.10 is: 505.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.06 : 747.28 = 366.10 : x
  2. Step 2: Convert to fraction form
    541.06/747.28 = 366.10/x
  3. Step 3: Cross multiply
    541.06x = 747.28 × 366.10
  4. Step 4: Simplify right side
    541.06x = 273,579.21
  5. Step 5: Solve for x
    x = 273,579.21/541.06
  6. Step 6: Final answer
    x = 505.64

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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.