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Finding the Fourth Proportional to 491,223.36, 737,173.38 and 171,377.04

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Solution

The fourth proportional to 491,223.36, 737,173.38 and 171,377.04 is: 257,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,223.36 : 737,173.38 = 171,377.04 : x
  2. Step 2: Convert to fraction form
    491,223.36/737,173.38 = 171,377.04/x
  3. Step 3: Cross multiply
    491,223.36x = 737,173.38 × 171,377.04
  4. Step 4: Simplify right side
    491,223.36x = 126,334,591,831.20
  5. Step 5: Solve for x
    x = 126,334,591,831.20/491,223.36
  6. Step 6: Final answer
    x = 257,183.60

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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.