Home / 274,725.50-378,748.98-234,867.42

Finding the Fourth Proportional to 274,725.50, 378,748.98 and 234,867.42

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Solution

The fourth proportional to 274,725.50, 378,748.98 and 234,867.42 is: 323,798.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,725.50 : 378,748.98 = 234,867.42 : x
  2. Step 2: Convert to fraction form
    274,725.50/378,748.98 = 234,867.42/x
  3. Step 3: Cross multiply
    274,725.50x = 378,748.98 × 234,867.42
  4. Step 4: Simplify right side
    274,725.50x = 88,955,795,760.23
  5. Step 5: Solve for x
    x = 88,955,795,760.23/274,725.50
  6. Step 6: Final answer
    x = 323,798.84

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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.