Home / 483,520.86-667,246.71-268,661.48

Finding the Fourth Proportional to 483,520.86, 667,246.71 and 268,661.48

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Solution

The fourth proportional to 483,520.86, 667,246.71 and 268,661.48 is: 370,746.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,520.86 : 667,246.71 = 268,661.48 : x
  2. Step 2: Convert to fraction form
    483,520.86/667,246.71 = 268,661.48/x
  3. Step 3: Cross multiply
    483,520.86x = 667,246.71 × 268,661.48
  4. Step 4: Simplify right side
    483,520.86x = 179,263,486,304.98
  5. Step 5: Solve for x
    x = 179,263,486,304.98/483,520.86
  6. Step 6: Final answer
    x = 370,746.13

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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.