Home / 683,431.31-1,025,139.94-395,059.46

Finding the Fourth Proportional to 683,431.31, 1,025,139.94 and 395,059.46

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Solution

The fourth proportional to 683,431.31, 1,025,139.94 and 395,059.46 is: 592,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,431.31 : 1,025,139.94 = 395,059.46 : x
  2. Step 2: Convert to fraction form
    683,431.31/1,025,139.94 = 395,059.46/x
  3. Step 3: Cross multiply
    683,431.31x = 1,025,139.94 × 395,059.46
  4. Step 4: Simplify right side
    683,431.31x = 404,991,233,216.44
  5. Step 5: Solve for x
    x = 404,991,233,216.44/683,431.31
  6. Step 6: Final answer
    x = 592,585.13

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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.