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Finding the Fourth Proportional to 491.44, 737.08 and 183.36

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Solution

The fourth proportional to 491.44, 737.08 and 183.36 is: 275.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    491.44 : 737.08 = 183.36 : x
  2. Step 2: Convert to fraction form
    491.44/737.08 = 183.36/x
  3. Step 3: Cross multiply
    491.44x = 737.08 × 183.36
  4. Step 4: Simplify right side
    491.44x = 135,150.99
  5. Step 5: Solve for x
    x = 135,150.99/491.44
  6. Step 6: Final answer
    x = 275.01

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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.