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Finding the Fourth Proportional to 324,626.27, 486,963.88 and 96,903.89

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Solution

The fourth proportional to 324,626.27, 486,963.88 and 96,903.89 is: 145,363.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,626.27 : 486,963.88 = 96,903.89 : x
  2. Step 2: Convert to fraction form
    324,626.27/486,963.88 = 96,903.89/x
  3. Step 3: Cross multiply
    324,626.27x = 486,963.88 × 96,903.89
  4. Step 4: Simplify right side
    324,626.27x = 47,188,695,236.64
  5. Step 5: Solve for x
    x = 47,188,695,236.64/324,626.27
  6. Step 6: Final answer
    x = 145,363.14

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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.