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Finding the Fourth Proportional to 362,532.39, 500,280.79 and 201,397.57

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Solution

The fourth proportional to 362,532.39, 500,280.79 and 201,397.57 is: 277,920.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,532.39 : 500,280.79 = 201,397.57 : x
  2. Step 2: Convert to fraction form
    362,532.39/500,280.79 = 201,397.57/x
  3. Step 3: Cross multiply
    362,532.39x = 500,280.79 × 201,397.57
  4. Step 4: Simplify right side
    362,532.39x = 100,755,335,423.68
  5. Step 5: Solve for x
    x = 100,755,335,423.68/362,532.39
  6. Step 6: Final answer
    x = 277,920.92

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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.