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Finding the Fourth Proportional to 267,292.98, 400,939.47 and 107,441.64

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Solution

The fourth proportional to 267,292.98, 400,939.47 and 107,441.64 is: 161,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,292.98 : 400,939.47 = 107,441.64 : x
  2. Step 2: Convert to fraction form
    267,292.98/400,939.47 = 107,441.64/x
  3. Step 3: Cross multiply
    267,292.98x = 400,939.47 × 107,441.64
  4. Step 4: Simplify right side
    267,292.98x = 43,077,594,197.53
  5. Step 5: Solve for x
    x = 43,077,594,197.53/267,292.98
  6. Step 6: Final answer
    x = 161,162.46

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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.