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Finding the Fourth Proportional to 834.44, 1,150.98 and 502.97

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Solution

The fourth proportional to 834.44, 1,150.98 and 502.97 is: 693.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    834.44 : 1,150.98 = 502.97 : x
  2. Step 2: Convert to fraction form
    834.44/1,150.98 = 502.97/x
  3. Step 3: Cross multiply
    834.44x = 1,150.98 × 502.97
  4. Step 4: Simplify right side
    834.44x = 578,902.66
  5. Step 5: Solve for x
    x = 578,902.66/834.44
  6. Step 6: Final answer
    x = 693.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.