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Finding the Fourth Proportional to 4,340.68, 6,502.38 and 2,797

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Solution

The fourth proportional to 4,340.68, 6,502.38 and 2,797 is: 4,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.68 : 6,502.38 = 2,797 : x
  2. Step 2: Convert to fraction form
    4,340.68/6,502.38 = 2,797/x
  3. Step 3: Cross multiply
    4,340.68x = 6,502.38 × 2,797
  4. Step 4: Simplify right side
    4,340.68x = 18,187,156.86
  5. Step 5: Solve for x
    x = 18,187,156.86/4,340.68
  6. Step 6: Final answer
    x = 4,189.93

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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.