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Finding the Fourth Proportional to 737.42, 1,104.98 and 554.62

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Solution

The fourth proportional to 737.42, 1,104.98 and 554.62 is: 831.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.42 : 1,104.98 = 554.62 : x
  2. Step 2: Convert to fraction form
    737.42/1,104.98 = 554.62/x
  3. Step 3: Cross multiply
    737.42x = 1,104.98 × 554.62
  4. Step 4: Simplify right side
    737.42x = 612,844.01
  5. Step 5: Solve for x
    x = 612,844.01/737.42
  6. Step 6: Final answer
    x = 831.07

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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.