Home / 343,721.26-474,392.38-200,481.30

Finding the Fourth Proportional to 343,721.26, 474,392.38 and 200,481.30

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Solution

The fourth proportional to 343,721.26, 474,392.38 and 200,481.30 is: 276,697.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,721.26 : 474,392.38 = 200,481.30 : x
  2. Step 2: Convert to fraction form
    343,721.26/474,392.38 = 200,481.30/x
  3. Step 3: Cross multiply
    343,721.26x = 474,392.38 × 200,481.30
  4. Step 4: Simplify right side
    343,721.26x = 95,106,798,680.53
  5. Step 5: Solve for x
    x = 95,106,798,680.53/343,721.26
  6. Step 6: Final answer
    x = 276,697.46

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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.