Home / 826,595.93-1,238,006.17-394,617.26

Finding the Fourth Proportional to 826,595.93, 1,238,006.17 and 394,617.26

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Solution

The fourth proportional to 826,595.93, 1,238,006.17 and 394,617.26 is: 591,024.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,595.93 : 1,238,006.17 = 394,617.26 : x
  2. Step 2: Convert to fraction form
    826,595.93/1,238,006.17 = 394,617.26/x
  3. Step 3: Cross multiply
    826,595.93x = 1,238,006.17 × 394,617.26
  4. Step 4: Simplify right side
    826,595.93x = 488,538,594,505.38
  5. Step 5: Solve for x
    x = 488,538,594,505.38/826,595.93
  6. Step 6: Final answer
    x = 591,024.68

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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.