Home / 319,663.95-441,193.44-190,610.73

Finding the Fourth Proportional to 319,663.95, 441,193.44 and 190,610.73

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Solution

The fourth proportional to 319,663.95, 441,193.44 and 190,610.73 is: 263,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,663.95 : 441,193.44 = 190,610.73 : x
  2. Step 2: Convert to fraction form
    319,663.95/441,193.44 = 190,610.73/x
  3. Step 3: Cross multiply
    319,663.95x = 441,193.44 × 190,610.73
  4. Step 4: Simplify right side
    319,663.95x = 84,096,203,669.61
  5. Step 5: Solve for x
    x = 84,096,203,669.61/319,663.95
  6. Step 6: Final answer
    x = 263,076.91

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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.