Home / 319,785.87-441,301.32-176,546.82

Finding the Fourth Proportional to 319,785.87, 441,301.32 and 176,546.82

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Solution

The fourth proportional to 319,785.87, 441,301.32 and 176,546.82 is: 243,632.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,785.87 : 441,301.32 = 176,546.82 : x
  2. Step 2: Convert to fraction form
    319,785.87/441,301.32 = 176,546.82/x
  3. Step 3: Cross multiply
    319,785.87x = 441,301.32 × 176,546.82
  4. Step 4: Simplify right side
    319,785.87x = 77,910,344,707.80
  5. Step 5: Solve for x
    x = 77,910,344,707.80/319,785.87
  6. Step 6: Final answer
    x = 243,632.86

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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.