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Finding the Fourth Proportional to 202,648.88, 303,979.49 and 69,527.27

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Solution

The fourth proportional to 202,648.88, 303,979.49 and 69,527.27 is: 104,293.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,648.88 : 303,979.49 = 69,527.27 : x
  2. Step 2: Convert to fraction form
    202,648.88/303,979.49 = 69,527.27/x
  3. Step 3: Cross multiply
    202,648.88x = 303,979.49 × 69,527.27
  4. Step 4: Simplify right side
    202,648.88x = 21,134,862,208.16
  5. Step 5: Solve for x
    x = 21,134,862,208.16/202,648.88
  6. Step 6: Final answer
    x = 104,293.02

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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.