Home / 725,040.33-1,087,671.15-369,860.58

Finding the Fourth Proportional to 725,040.33, 1,087,671.15 and 369,860.58

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Solution

The fourth proportional to 725,040.33, 1,087,671.15 and 369,860.58 is: 554,847.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,040.33 : 1,087,671.15 = 369,860.58 : x
  2. Step 2: Convert to fraction form
    725,040.33/1,087,671.15 = 369,860.58/x
  3. Step 3: Cross multiply
    725,040.33x = 1,087,671.15 × 369,860.58
  4. Step 4: Simplify right side
    725,040.33x = 402,286,682,388.27
  5. Step 5: Solve for x
    x = 402,286,682,388.27/725,040.33
  6. Step 6: Final answer
    x = 554,847.32

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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.