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Finding the Fourth Proportional to 6,499.29, 8,969.07 and 4,141.38

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Solution

The fourth proportional to 6,499.29, 8,969.07 and 4,141.38 is: 5,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,499.29 : 8,969.07 = 4,141.38 : x
  2. Step 2: Convert to fraction form
    6,499.29/8,969.07 = 4,141.38/x
  3. Step 3: Cross multiply
    6,499.29x = 8,969.07 × 4,141.38
  4. Step 4: Simplify right side
    6,499.29x = 37,144,282.27
  5. Step 5: Solve for x
    x = 37,144,282.27/6,499.29
  6. Step 6: Final answer
    x = 5,715.13

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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.