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Finding the Fourth Proportional to 273,387.90, 410,081.85 and 167,099.70

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Solution

The fourth proportional to 273,387.90, 410,081.85 and 167,099.70 is: 250,649.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,387.90 : 410,081.85 = 167,099.70 : x
  2. Step 2: Convert to fraction form
    273,387.90/410,081.85 = 167,099.70/x
  3. Step 3: Cross multiply
    273,387.90x = 410,081.85 × 167,099.70
  4. Step 4: Simplify right side
    273,387.90x = 68,524,554,110.45
  5. Step 5: Solve for x
    x = 68,524,554,110.45/273,387.90
  6. Step 6: Final answer
    x = 250,649.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.