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Finding the Fourth Proportional to 440.33, 659.88 and 332.00

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Solution

The fourth proportional to 440.33, 659.88 and 332.00 is: 497.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.33 : 659.88 = 332.00 : x
  2. Step 2: Convert to fraction form
    440.33/659.88 = 332.00/x
  3. Step 3: Cross multiply
    440.33x = 659.88 × 332.00
  4. Step 4: Simplify right side
    440.33x = 219,076.86
  5. Step 5: Solve for x
    x = 219,076.86/440.33
  6. Step 6: Final answer
    x = 497.53

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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.