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Finding the Fourth Proportional to 362,403.62, 500,140.17 and 201,258.66

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Solution

The fourth proportional to 362,403.62, 500,140.17 and 201,258.66 is: 277,749.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,403.62 : 500,140.17 = 201,258.66 : x
  2. Step 2: Convert to fraction form
    362,403.62/500,140.17 = 201,258.66/x
  3. Step 3: Cross multiply
    362,403.62x = 500,140.17 × 201,258.66
  4. Step 4: Simplify right side
    362,403.62x = 100,657,540,426.37
  5. Step 5: Solve for x
    x = 100,657,540,426.37/362,403.62
  6. Step 6: Final answer
    x = 277,749.82

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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.