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Finding the Fourth Proportional to 267,393.79, 400,820.77 and 167,624.07

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Solution

The fourth proportional to 267,393.79, 400,820.77 and 167,624.07 is: 251,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,393.79 : 400,820.77 = 167,624.07 : x
  2. Step 2: Convert to fraction form
    267,393.79/400,820.77 = 167,624.07/x
  3. Step 3: Cross multiply
    267,393.79x = 400,820.77 × 167,624.07
  4. Step 4: Simplify right side
    267,393.79x = 67,187,208,807.93
  5. Step 5: Solve for x
    x = 67,187,208,807.93/267,393.79
  6. Step 6: Final answer
    x = 251,266.90

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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.