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Finding the Fourth Proportional to 632.06, 945.95 and 484.83

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Solution

The fourth proportional to 632.06, 945.95 and 484.83 is: 725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.06 : 945.95 = 484.83 : x
  2. Step 2: Convert to fraction form
    632.06/945.95 = 484.83/x
  3. Step 3: Cross multiply
    632.06x = 945.95 × 484.83
  4. Step 4: Simplify right side
    632.06x = 458,622.51
  5. Step 5: Solve for x
    x = 458,622.51/632.06
  6. Step 6: Final answer
    x = 725.61

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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.