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Finding the Fourth Proportional to 737.39, 1,106.31 and 463.07

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Solution

The fourth proportional to 737.39, 1,106.31 and 463.07 is: 694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.39 : 1,106.31 = 463.07 : x
  2. Step 2: Convert to fraction form
    737.39/1,106.31 = 463.07/x
  3. Step 3: Cross multiply
    737.39x = 1,106.31 × 463.07
  4. Step 4: Simplify right side
    737.39x = 512,298.97
  5. Step 5: Solve for x
    x = 512,298.97/737.39
  6. Step 6: Final answer
    x = 694.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.