Home / 694,196.02-957,992.57-388,277.55

Finding the Fourth Proportional to 694,196.02, 957,992.57 and 388,277.55

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Solution

The fourth proportional to 694,196.02, 957,992.57 and 388,277.55 is: 535,824.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,196.02 : 957,992.57 = 388,277.55 : x
  2. Step 2: Convert to fraction form
    694,196.02/957,992.57 = 388,277.55/x
  3. Step 3: Cross multiply
    694,196.02x = 957,992.57 × 388,277.55
  4. Step 4: Simplify right side
    694,196.02x = 371,967,007,512.46
  5. Step 5: Solve for x
    x = 371,967,007,512.46/694,196.02
  6. Step 6: Final answer
    x = 535,824.17

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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.