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Finding the Fourth Proportional to 267,378.08, 400,797.07 and 167,608.20

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Solution

The fourth proportional to 267,378.08, 400,797.07 and 167,608.20 is: 251,243.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,378.08 : 400,797.07 = 167,608.20 : x
  2. Step 2: Convert to fraction form
    267,378.08/400,797.07 = 167,608.20/x
  3. Step 3: Cross multiply
    267,378.08x = 400,797.07 × 167,608.20
  4. Step 4: Simplify right side
    267,378.08x = 67,176,875,048.95
  5. Step 5: Solve for x
    x = 67,176,875,048.95/267,378.08
  6. Step 6: Final answer
    x = 251,243.02

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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.