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Finding the Fourth Proportional to 534.44, 737.40 and 368.60

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Solution

The fourth proportional to 534.44, 737.40 and 368.60 is: 508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.44 : 737.40 = 368.60 : x
  2. Step 2: Convert to fraction form
    534.44/737.40 = 368.60/x
  3. Step 3: Cross multiply
    534.44x = 737.40 × 368.60
  4. Step 4: Simplify right side
    534.44x = 271,805.64
  5. Step 5: Solve for x
    x = 271,805.64/534.44
  6. Step 6: Final answer
    x = 508.58

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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.