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Finding the Fourth Proportional to 6,953.27, 10,428.64 and 2,793.11

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Solution

The fourth proportional to 6,953.27, 10,428.64 and 2,793.11 is: 4,189.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,953.27 : 10,428.64 = 2,793.11 : x
  2. Step 2: Convert to fraction form
    6,953.27/10,428.64 = 2,793.11/x
  3. Step 3: Cross multiply
    6,953.27x = 10,428.64 × 2,793.11
  4. Step 4: Simplify right side
    6,953.27x = 29,128,338.67
  5. Step 5: Solve for x
    x = 29,128,338.67/6,953.27
  6. Step 6: Final answer
    x = 4,189.16

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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.