Home / 426,074.66-587,991.45-235,105.82

Finding the Fourth Proportional to 426,074.66, 587,991.45 and 235,105.82

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Solution

The fourth proportional to 426,074.66, 587,991.45 and 235,105.82 is: 324,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,074.66 : 587,991.45 = 235,105.82 : x
  2. Step 2: Convert to fraction form
    426,074.66/587,991.45 = 235,105.82/x
  3. Step 3: Cross multiply
    426,074.66x = 587,991.45 × 235,105.82
  4. Step 4: Simplify right side
    426,074.66x = 138,240,212,005.24
  5. Step 5: Solve for x
    x = 138,240,212,005.24/426,074.66
  6. Step 6: Final answer
    x = 324,450.68

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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.