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Finding the Fourth Proportional to 440.46, 660.06 and 332.37

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Solution

The fourth proportional to 440.46, 660.06 and 332.37 is: 498.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.46 : 660.06 = 332.37 : x
  2. Step 2: Convert to fraction form
    440.46/660.06 = 332.37/x
  3. Step 3: Cross multiply
    440.46x = 660.06 × 332.37
  4. Step 4: Simplify right side
    440.46x = 219,384.14
  5. Step 5: Solve for x
    x = 219,384.14/440.46
  6. Step 6: Final answer
    x = 498.08

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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.