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Finding the Fourth Proportional to 736.04, 1,016.39 and 474.50

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Solution

The fourth proportional to 736.04, 1,016.39 and 474.50 is: 655.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.04 : 1,016.39 = 474.50 : x
  2. Step 2: Convert to fraction form
    736.04/1,016.39 = 474.50/x
  3. Step 3: Cross multiply
    736.04x = 1,016.39 × 474.50
  4. Step 4: Simplify right side
    736.04x = 482,280.78
  5. Step 5: Solve for x
    x = 482,280.78/736.04
  6. Step 6: Final answer
    x = 655.23

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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.