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Finding the Fourth Proportional to 362,401.43, 500,120.75 and 201,271.58

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Solution

The fourth proportional to 362,401.43, 500,120.75 and 201,271.58 is: 277,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,401.43 : 500,120.75 = 201,271.58 : x
  2. Step 2: Convert to fraction form
    362,401.43/500,120.75 = 201,271.58/x
  3. Step 3: Cross multiply
    362,401.43x = 500,120.75 × 201,271.58
  4. Step 4: Simplify right side
    362,401.43x = 100,660,091,545.86
  5. Step 5: Solve for x
    x = 100,660,091,545.86/362,401.43
  6. Step 6: Final answer
    x = 277,758.54

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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.