Home / 452,270.28-678,552.82-227,514.72

Finding the Fourth Proportional to 452,270.28, 678,552.82 and 227,514.72

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Solution

The fourth proportional to 452,270.28, 678,552.82 and 227,514.72 is: 341,346.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,270.28 : 678,552.82 = 227,514.72 : x
  2. Step 2: Convert to fraction form
    452,270.28/678,552.82 = 227,514.72/x
  3. Step 3: Cross multiply
    452,270.28x = 678,552.82 × 227,514.72
  4. Step 4: Simplify right side
    452,270.28x = 154,380,754,847.51
  5. Step 5: Solve for x
    x = 154,380,754,847.51/452,270.28
  6. Step 6: Final answer
    x = 341,346.23

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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.