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Finding the Fourth Proportional to 362,705.60, 500,501.92 and 201,550.44

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Solution

The fourth proportional to 362,705.60, 500,501.92 and 201,550.44 is: 278,121.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,705.60 : 500,501.92 = 201,550.44 : x
  2. Step 2: Convert to fraction form
    362,705.60/500,501.92 = 201,550.44/x
  3. Step 3: Cross multiply
    362,705.60x = 500,501.92 × 201,550.44
  4. Step 4: Simplify right side
    362,705.60x = 100,876,382,196.85
  5. Step 5: Solve for x
    x = 100,876,382,196.85/362,705.60
  6. Step 6: Final answer
    x = 278,121.93

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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.