Home / 251,176.28-375,138.61-227,436.38

Finding the Fourth Proportional to 251,176.28, 375,138.61 and 227,436.38

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Solution

The fourth proportional to 251,176.28, 375,138.61 and 227,436.38 is: 339,682.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,176.28 : 375,138.61 = 227,436.38 : x
  2. Step 2: Convert to fraction form
    251,176.28/375,138.61 = 227,436.38/x
  3. Step 3: Cross multiply
    251,176.28x = 375,138.61 × 227,436.38
  4. Step 4: Simplify right side
    251,176.28x = 85,320,167,456.63
  5. Step 5: Solve for x
    x = 85,320,167,456.63/251,176.28
  6. Step 6: Final answer
    x = 339,682.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.