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Finding the Fourth Proportional to 737.52, 1,016.63 and 550.72

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Solution

The fourth proportional to 737.52, 1,016.63 and 550.72 is: 759.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.52 : 1,016.63 = 550.72 : x
  2. Step 2: Convert to fraction form
    737.52/1,016.63 = 550.72/x
  3. Step 3: Cross multiply
    737.52x = 1,016.63 × 550.72
  4. Step 4: Simplify right side
    737.52x = 559,875.72
  5. Step 5: Solve for x
    x = 559,875.72/737.52
  6. Step 6: Final answer
    x = 759.14

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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.