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Finding the Fourth Proportional to 737.40, 1,016.46 and 504.12

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Solution

The fourth proportional to 737.40, 1,016.46 and 504.12 is: 694.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.40 : 1,016.46 = 504.12 : x
  2. Step 2: Convert to fraction form
    737.40/1,016.46 = 504.12/x
  3. Step 3: Cross multiply
    737.40x = 1,016.46 × 504.12
  4. Step 4: Simplify right side
    737.40x = 512,417.82
  5. Step 5: Solve for x
    x = 512,417.82/737.40
  6. Step 6: Final answer
    x = 694.90

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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.