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Finding the Fourth Proportional to 542.04, 748.02 and 293.36

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Solution

The fourth proportional to 542.04, 748.02 and 293.36 is: 404.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    542.04 : 748.02 = 293.36 : x
  2. Step 2: Convert to fraction form
    542.04/748.02 = 293.36/x
  3. Step 3: Cross multiply
    542.04x = 748.02 × 293.36
  4. Step 4: Simplify right side
    542.04x = 219,438.80
  5. Step 5: Solve for x
    x = 219,438.80/542.04
  6. Step 6: Final answer
    x = 404.84

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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.