Home / 825,824.17-1,138,979.91-682,335.10

Finding the Fourth Proportional to 825,824.17, 1,138,979.91 and 682,335.10

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Solution

The fourth proportional to 825,824.17, 1,138,979.91 and 682,335.10 is: 941,079.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,824.17 : 1,138,979.91 = 682,335.10 : x
  2. Step 2: Convert to fraction form
    825,824.17/1,138,979.91 = 682,335.10/x
  3. Step 3: Cross multiply
    825,824.17x = 1,138,979.91 × 682,335.10
  4. Step 4: Simplify right side
    825,824.17x = 777,165,970,787.84
  5. Step 5: Solve for x
    x = 777,165,970,787.84/825,824.17
  6. Step 6: Final answer
    x = 941,079.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.