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Finding the Fourth Proportional to 362,355.45, 500,033.82 and 201,220.80

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Solution

The fourth proportional to 362,355.45, 500,033.82 and 201,220.80 is: 277,675.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,355.45 : 500,033.82 = 201,220.80 : x
  2. Step 2: Convert to fraction form
    362,355.45/500,033.82 = 201,220.80/x
  3. Step 3: Cross multiply
    362,355.45x = 500,033.82 × 201,220.80
  4. Step 4: Simplify right side
    362,355.45x = 100,617,205,287.46
  5. Step 5: Solve for x
    x = 100,617,205,287.46/362,355.45
  6. Step 6: Final answer
    x = 277,675.43

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1.5x scale

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.