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Finding the Fourth Proportional to 236,033.49, 354,052.70 and 188,947.90

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Solution

The fourth proportional to 236,033.49, 354,052.70 and 188,947.90 is: 283,423.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,033.49 : 354,052.70 = 188,947.90 : x
  2. Step 2: Convert to fraction form
    236,033.49/354,052.70 = 188,947.90/x
  3. Step 3: Cross multiply
    236,033.49x = 354,052.70 × 188,947.90
  4. Step 4: Simplify right side
    236,033.49x = 66,897,514,154.33
  5. Step 5: Solve for x
    x = 66,897,514,154.33/236,033.49
  6. Step 6: Final answer
    x = 283,423.82

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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.