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Finding the Fourth Proportional to 267,462.68, 400,771.46 and 98,750.48

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Solution

The fourth proportional to 267,462.68, 400,771.46 and 98,750.48 is: 147,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,462.68 : 400,771.46 = 98,750.48 : x
  2. Step 2: Convert to fraction form
    267,462.68/400,771.46 = 98,750.48/x
  3. Step 3: Cross multiply
    267,462.68x = 400,771.46 × 98,750.48
  4. Step 4: Simplify right side
    267,462.68x = 39,576,372,288.32
  5. Step 5: Solve for x
    x = 39,576,372,288.32/267,462.68
  6. Step 6: Final answer
    x = 147,969.70

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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.