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Finding the Fourth Proportional to 997.36, 1,496.26 and 502.53

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Solution

The fourth proportional to 997.36, 1,496.26 and 502.53 is: 753.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    997.36 : 1,496.26 = 502.53 : x
  2. Step 2: Convert to fraction form
    997.36/1,496.26 = 502.53/x
  3. Step 3: Cross multiply
    997.36x = 1,496.26 × 502.53
  4. Step 4: Simplify right side
    997.36x = 751,908.06
  5. Step 5: Solve for x
    x = 751,908.06/997.36
  6. Step 6: Final answer
    x = 753.90

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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.