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Finding the Fourth Proportional to 483,963.72, 726,093.26 and 247,472.52

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Solution

The fourth proportional to 483,963.72, 726,093.26 and 247,472.52 is: 371,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,963.72 : 726,093.26 = 247,472.52 : x
  2. Step 2: Convert to fraction form
    483,963.72/726,093.26 = 247,472.52/x
  3. Step 3: Cross multiply
    483,963.72x = 726,093.26 × 247,472.52
  4. Step 4: Simplify right side
    483,963.72x = 179,688,128,807.22
  5. Step 5: Solve for x
    x = 179,688,128,807.22/483,963.72
  6. Step 6: Final answer
    x = 371,284.30

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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.