Home / 757,685.68-1,136,715.77-225,204.48

Finding the Fourth Proportional to 757,685.68, 1,136,715.77 and 225,204.48

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Solution

The fourth proportional to 757,685.68, 1,136,715.77 and 225,204.48 is: 337,862.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,685.68 : 1,136,715.77 = 225,204.48 : x
  2. Step 2: Convert to fraction form
    757,685.68/1,136,715.77 = 225,204.48/x
  3. Step 3: Cross multiply
    757,685.68x = 1,136,715.77 × 225,204.48
  4. Step 4: Simplify right side
    757,685.68x = 255,993,484,453.66
  5. Step 5: Solve for x
    x = 255,993,484,453.66/757,685.68
  6. Step 6: Final answer
    x = 337,862.38

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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.