Home / 376,212.19-519,351.44-238,459.95

Finding the Fourth Proportional to 376,212.19, 519,351.44 and 238,459.95

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Solution

The fourth proportional to 376,212.19, 519,351.44 and 238,459.95 is: 329,187.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,212.19 : 519,351.44 = 238,459.95 : x
  2. Step 2: Convert to fraction form
    376,212.19/519,351.44 = 238,459.95/x
  3. Step 3: Cross multiply
    376,212.19x = 519,351.44 × 238,459.95
  4. Step 4: Simplify right side
    376,212.19x = 123,844,518,414.83
  5. Step 5: Solve for x
    x = 123,844,518,414.83/376,212.19
  6. Step 6: Final answer
    x = 329,187.95

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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.