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Finding the Fourth Proportional to 541.44, 747.36 and 459.36

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Solution

The fourth proportional to 541.44, 747.36 and 459.36 is: 634.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.44 : 747.36 = 459.36 : x
  2. Step 2: Convert to fraction form
    541.44/747.36 = 459.36/x
  3. Step 3: Cross multiply
    541.44x = 747.36 × 459.36
  4. Step 4: Simplify right side
    541.44x = 343,307.29
  5. Step 5: Solve for x
    x = 343,307.29/541.44
  6. Step 6: Final answer
    x = 634.06

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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.