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Finding the Fourth Proportional to 532.46, 794.99 and 499.66

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Solution

The fourth proportional to 532.46, 794.99 and 499.66 is: 746.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.46 : 794.99 = 499.66 : x
  2. Step 2: Convert to fraction form
    532.46/794.99 = 499.66/x
  3. Step 3: Cross multiply
    532.46x = 794.99 × 499.66
  4. Step 4: Simplify right side
    532.46x = 397,224.70
  5. Step 5: Solve for x
    x = 397,224.70/532.46
  6. Step 6: Final answer
    x = 746.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.