Home / 725,948.66-1,087,942.10-276,424.31

Finding the Fourth Proportional to 725,948.66, 1,087,942.10 and 276,424.31

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Solution

The fourth proportional to 725,948.66, 1,087,942.10 and 276,424.31 is: 414,262.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,948.66 : 1,087,942.10 = 276,424.31 : x
  2. Step 2: Convert to fraction form
    725,948.66/1,087,942.10 = 276,424.31/x
  3. Step 3: Cross multiply
    725,948.66x = 1,087,942.10 × 276,424.31
  4. Step 4: Simplify right side
    725,948.66x = 300,733,645,650.19
  5. Step 5: Solve for x
    x = 300,733,645,650.19/725,948.66
  6. Step 6: Final answer
    x = 414,262.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.