Home / 694,082.33-957,882.44-388,187.18

Finding the Fourth Proportional to 694,082.33, 957,882.44 and 388,187.18

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Solution

The fourth proportional to 694,082.33, 957,882.44 and 388,187.18 is: 535,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,082.33 : 957,882.44 = 388,187.18 : x
  2. Step 2: Convert to fraction form
    694,082.33/957,882.44 = 388,187.18/x
  3. Step 3: Cross multiply
    694,082.33x = 957,882.44 × 388,187.18
  4. Step 4: Simplify right side
    694,082.33x = 371,837,676,424.77
  5. Step 5: Solve for x
    x = 371,837,676,424.77/694,082.33
  6. Step 6: Final answer
    x = 535,725.61

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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.