Home / 1,769,285-2,653,927.50-439,589

Finding the Fourth Proportional to 1,769,285, 2,653,927.50 and 439,589

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Solution

The fourth proportional to 1,769,285, 2,653,927.50 and 439,589 is: 659,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,285 : 2,653,927.50 = 439,589 : x
  2. Step 2: Convert to fraction form
    1,769,285/2,653,927.50 = 439,589/x
  3. Step 3: Cross multiply
    1,769,285x = 2,653,927.50 × 439,589
  4. Step 4: Simplify right side
    1,769,285x = 1,166,637,335,797.50
  5. Step 5: Solve for x
    x = 1,166,637,335,797.50/1,769,285
  6. Step 6: Final answer
    x = 659,383.50

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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.