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Finding the Fourth Proportional to 654,177.53, 981,265.51 and 204,933.39

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Solution

The fourth proportional to 654,177.53, 981,265.51 and 204,933.39 is: 307,399.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,177.53 : 981,265.51 = 204,933.39 : x
  2. Step 2: Convert to fraction form
    654,177.53/981,265.51 = 204,933.39/x
  3. Step 3: Cross multiply
    654,177.53x = 981,265.51 × 204,933.39
  4. Step 4: Simplify right side
    654,177.53x = 201,094,067,454.38
  5. Step 5: Solve for x
    x = 201,094,067,454.38/654,177.53
  6. Step 6: Final answer
    x = 307,399.84

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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.