Home / 262,844.20-393,920.70-233,122.60

Finding the Fourth Proportional to 262,844.20, 393,920.70 and 233,122.60

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Solution

The fourth proportional to 262,844.20, 393,920.70 and 233,122.60 is: 349,377.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,844.20 : 393,920.70 = 233,122.60 : x
  2. Step 2: Convert to fraction form
    262,844.20/393,920.70 = 233,122.60/x
  3. Step 3: Cross multiply
    262,844.20x = 393,920.70 × 233,122.60
  4. Step 4: Simplify right side
    262,844.20x = 91,831,817,777.82
  5. Step 5: Solve for x
    x = 91,831,817,777.82/262,844.20
  6. Step 6: Final answer
    x = 349,377.38

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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.