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Finding the Fourth Proportional to 6,309.79, 9,448.27 and 3,373.74

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Solution

The fourth proportional to 6,309.79, 9,448.27 and 3,373.74 is: 5,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309.79 : 9,448.27 = 3,373.74 : x
  2. Step 2: Convert to fraction form
    6,309.79/9,448.27 = 3,373.74/x
  3. Step 3: Cross multiply
    6,309.79x = 9,448.27 × 3,373.74
  4. Step 4: Simplify right side
    6,309.79x = 31,876,006.43
  5. Step 5: Solve for x
    x = 31,876,006.43/6,309.79
  6. Step 6: Final answer
    x = 5,051.83

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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.