Home / 726,150.60-1,002,100.70-403,860.85

Finding the Fourth Proportional to 726,150.60, 1,002,100.70 and 403,860.85

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Solution

The fourth proportional to 726,150.60, 1,002,100.70 and 403,860.85 is: 557,335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,150.60 : 1,002,100.70 = 403,860.85 : x
  2. Step 2: Convert to fraction form
    726,150.60/1,002,100.70 = 403,860.85/x
  3. Step 3: Cross multiply
    726,150.60x = 1,002,100.70 × 403,860.85
  4. Step 4: Simplify right side
    726,150.60x = 404,709,238,992.00
  5. Step 5: Solve for x
    x = 404,709,238,992.00/726,150.60
  6. Step 6: Final answer
    x = 557,335.13

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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.