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Finding the Fourth Proportional to 483,979.59, 667,713.38 and 292,923.27

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Solution

The fourth proportional to 483,979.59, 667,713.38 and 292,923.27 is: 404,126.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,979.59 : 667,713.38 = 292,923.27 : x
  2. Step 2: Convert to fraction form
    483,979.59/667,713.38 = 292,923.27/x
  3. Step 3: Cross multiply
    483,979.59x = 667,713.38 × 292,923.27
  4. Step 4: Simplify right side
    483,979.59x = 195,588,785,227.74
  5. Step 5: Solve for x
    x = 195,588,785,227.74/483,979.59
  6. Step 6: Final answer
    x = 404,126.10

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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.