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Finding the Fourth Proportional to 362,490.66, 500,164.47 and 201,323.34

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Solution

The fourth proportional to 362,490.66, 500,164.47 and 201,323.34 is: 277,785.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,490.66 : 500,164.47 = 201,323.34 : x
  2. Step 2: Convert to fraction form
    362,490.66/500,164.47 = 201,323.34/x
  3. Step 3: Cross multiply
    362,490.66x = 500,164.47 × 201,323.34
  4. Step 4: Simplify right side
    362,490.66x = 100,694,781,649.73
  5. Step 5: Solve for x
    x = 100,694,781,649.73/362,490.66
  6. Step 6: Final answer
    x = 277,785.87

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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.