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Finding the Fourth Proportional to 483,916.96, 667,804.80 and 269,050.24

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Solution

The fourth proportional to 483,916.96, 667,804.80 and 269,050.24 is: 371,288.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,916.96 : 667,804.80 = 269,050.24 : x
  2. Step 2: Convert to fraction form
    483,916.96/667,804.80 = 269,050.24/x
  3. Step 3: Cross multiply
    483,916.96x = 667,804.80 × 269,050.24
  4. Step 4: Simplify right side
    483,916.96x = 179,673,041,713.15
  5. Step 5: Solve for x
    x = 179,673,041,713.15/483,916.96
  6. Step 6: Final answer
    x = 371,288.99

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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.