Home / 609,815.05-914,557.33-254,754.79

Finding the Fourth Proportional to 609,815.05, 914,557.33 and 254,754.79

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Solution

The fourth proportional to 609,815.05, 914,557.33 and 254,754.79 is: 382,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,815.05 : 914,557.33 = 254,754.79 : x
  2. Step 2: Convert to fraction form
    609,815.05/914,557.33 = 254,754.79/x
  3. Step 3: Cross multiply
    609,815.05x = 914,557.33 × 254,754.79
  4. Step 4: Simplify right side
    609,815.05x = 232,987,858,579.16
  5. Step 5: Solve for x
    x = 232,987,858,579.16/609,815.05
  6. Step 6: Final answer
    x = 382,063.15

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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.