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Finding the Fourth Proportional to 362,402.81, 500,122.65 and 201,272.95

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Solution

The fourth proportional to 362,402.81, 500,122.65 and 201,272.95 is: 277,760.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,402.81 : 500,122.65 = 201,272.95 : x
  2. Step 2: Convert to fraction form
    362,402.81/500,122.65 = 201,272.95/x
  3. Step 3: Cross multiply
    362,402.81x = 500,122.65 × 201,272.95
  4. Step 4: Simplify right side
    362,402.81x = 100,661,161,127.32
  5. Step 5: Solve for x
    x = 100,661,161,127.32/362,402.81
  6. Step 6: Final answer
    x = 277,760.43

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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.