Home / 726,833.84-1,003,020.50-404,544.02

Finding the Fourth Proportional to 726,833.84, 1,003,020.50 and 404,544.02

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Solution

The fourth proportional to 726,833.84, 1,003,020.50 and 404,544.02 is: 558,265.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,833.84 : 1,003,020.50 = 404,544.02 : x
  2. Step 2: Convert to fraction form
    726,833.84/1,003,020.50 = 404,544.02/x
  3. Step 3: Cross multiply
    726,833.84x = 1,003,020.50 × 404,544.02
  4. Step 4: Simplify right side
    726,833.84x = 405,765,945,212.41
  5. Step 5: Solve for x
    x = 405,765,945,212.41/726,833.84
  6. Step 6: Final answer
    x = 558,265.07

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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.