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Finding the Fourth Proportional to 267,378.17, 400,797.21 and 167,608.29

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Solution

The fourth proportional to 267,378.17, 400,797.21 and 167,608.29 is: 251,243.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,378.17 : 400,797.21 = 167,608.29 : x
  2. Step 2: Convert to fraction form
    267,378.17/400,797.21 = 167,608.29/x
  3. Step 3: Cross multiply
    267,378.17x = 400,797.21 × 167,608.29
  4. Step 4: Simplify right side
    267,378.17x = 67,176,934,881.91
  5. Step 5: Solve for x
    x = 67,176,934,881.91/267,378.17
  6. Step 6: Final answer
    x = 251,243.16

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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.