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Finding the Fourth Proportional to 622,777.68, 934,235.52 and 267,827.76

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Solution

The fourth proportional to 622,777.68, 934,235.52 and 267,827.76 is: 401,771.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,777.68 : 934,235.52 = 267,827.76 : x
  2. Step 2: Convert to fraction form
    622,777.68/934,235.52 = 267,827.76/x
  3. Step 3: Cross multiply
    622,777.68x = 934,235.52 × 267,827.76
  4. Step 4: Simplify right side
    622,777.68x = 250,214,206,634.04
  5. Step 5: Solve for x
    x = 250,214,206,634.04/622,777.68
  6. Step 6: Final answer
    x = 401,771.31

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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.