Home / 320,188.74-441,848.97-192,839.46

Finding the Fourth Proportional to 320,188.74, 441,848.97 and 192,839.46

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Solution

The fourth proportional to 320,188.74, 441,848.97 and 192,839.46 is: 266,111.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,188.74 : 441,848.97 = 192,839.46 : x
  2. Step 2: Convert to fraction form
    320,188.74/441,848.97 = 192,839.46/x
  3. Step 3: Cross multiply
    320,188.74x = 441,848.97 × 192,839.46
  4. Step 4: Simplify right side
    320,188.74x = 85,205,916,776.36
  5. Step 5: Solve for x
    x = 85,205,916,776.36/320,188.74
  6. Step 6: Final answer
    x = 266,111.53

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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.