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Finding the Fourth Proportional to 202,329.40, 303,494.10 and 185,270.80

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Solution

The fourth proportional to 202,329.40, 303,494.10 and 185,270.80 is: 277,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,329.40 : 303,494.10 = 185,270.80 : x
  2. Step 2: Convert to fraction form
    202,329.40/303,494.10 = 185,270.80/x
  3. Step 3: Cross multiply
    202,329.40x = 303,494.10 × 185,270.80
  4. Step 4: Simplify right side
    202,329.40x = 56,228,594,702.28
  5. Step 5: Solve for x
    x = 56,228,594,702.28/202,329.40
  6. Step 6: Final answer
    x = 277,906.20

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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.