Home / 319,723.74-441,187.29-176,474.52

Finding the Fourth Proportional to 319,723.74, 441,187.29 and 176,474.52

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Solution

The fourth proportional to 319,723.74, 441,187.29 and 176,474.52 is: 243,517.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,723.74 : 441,187.29 = 176,474.52 : x
  2. Step 2: Convert to fraction form
    319,723.74/441,187.29 = 176,474.52/x
  3. Step 3: Cross multiply
    319,723.74x = 441,187.29 × 176,474.52
  4. Step 4: Simplify right side
    319,723.74x = 77,858,315,232.85
  5. Step 5: Solve for x
    x = 77,858,315,232.85/319,723.74
  6. Step 6: Final answer
    x = 243,517.47

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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.