Home / 319,832.82-441,366.21-176,589.81

Finding the Fourth Proportional to 319,832.82, 441,366.21 and 176,589.81

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Solution

The fourth proportional to 319,832.82, 441,366.21 and 176,589.81 is: 243,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,832.82 : 441,366.21 = 176,589.81 : x
  2. Step 2: Convert to fraction form
    319,832.82/441,366.21 = 176,589.81/x
  3. Step 3: Cross multiply
    319,832.82x = 441,366.21 × 176,589.81
  4. Step 4: Simplify right side
    319,832.82x = 77,940,775,164.32
  5. Step 5: Solve for x
    x = 77,940,775,164.32/319,832.82
  6. Step 6: Final answer
    x = 243,692.24

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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.