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Finding the Fourth Proportional to 963.50, 1,446.15 and 501.59

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Solution

The fourth proportional to 963.50, 1,446.15 and 501.59 is: 752.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    963.50 : 1,446.15 = 501.59 : x
  2. Step 2: Convert to fraction form
    963.50/1,446.15 = 501.59/x
  3. Step 3: Cross multiply
    963.50x = 1,446.15 × 501.59
  4. Step 4: Simplify right side
    963.50x = 725,379.87
  5. Step 5: Solve for x
    x = 725,379.87/963.50
  6. Step 6: Final answer
    x = 752.86

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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.