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Finding the Fourth Proportional to 6,502.04, 8,974.42 and 3,709.16

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Solution

The fourth proportional to 6,502.04, 8,974.42 and 3,709.16 is: 5,119.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,502.04 : 8,974.42 = 3,709.16 : x
  2. Step 2: Convert to fraction form
    6,502.04/8,974.42 = 3,709.16/x
  3. Step 3: Cross multiply
    6,502.04x = 8,974.42 × 3,709.16
  4. Step 4: Simplify right side
    6,502.04x = 33,287,559.69
  5. Step 5: Solve for x
    x = 33,287,559.69/6,502.04
  6. Step 6: Final answer
    x = 5,119.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.