Home / 726,537.56-1,002,626.76-404,261.24

Finding the Fourth Proportional to 726,537.56, 1,002,626.76 and 404,261.24

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Solution

The fourth proportional to 726,537.56, 1,002,626.76 and 404,261.24 is: 557,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,537.56 : 1,002,626.76 = 404,261.24 : x
  2. Step 2: Convert to fraction form
    726,537.56/1,002,626.76 = 404,261.24/x
  3. Step 3: Cross multiply
    726,537.56x = 1,002,626.76 × 404,261.24
  4. Step 4: Simplify right side
    726,537.56x = 405,323,137,254.78
  5. Step 5: Solve for x
    x = 405,323,137,254.78/726,537.56
  6. Step 6: Final answer
    x = 557,883.25

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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.