Home / 274,932.56-379,272.13-238,583.00

Finding the Fourth Proportional to 274,932.56, 379,272.13 and 238,583.00

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Solution

The fourth proportional to 274,932.56, 379,272.13 and 238,583.00 is: 329,127.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,932.56 : 379,272.13 = 238,583.00 : x
  2. Step 2: Convert to fraction form
    274,932.56/379,272.13 = 238,583.00/x
  3. Step 3: Cross multiply
    274,932.56x = 379,272.13 × 238,583.00
  4. Step 4: Simplify right side
    274,932.56x = 90,487,882,943.51
  5. Step 5: Solve for x
    x = 90,487,882,943.51/274,932.56
  6. Step 6: Final answer
    x = 329,127.56

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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.