Home / 327,625.44-491,437.80-103,005.51

Finding the Fourth Proportional to 327,625.44, 491,437.80 and 103,005.51

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Solution

The fourth proportional to 327,625.44, 491,437.80 and 103,005.51 is: 154,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,625.44 : 491,437.80 = 103,005.51 : x
  2. Step 2: Convert to fraction form
    327,625.44/491,437.80 = 103,005.51/x
  3. Step 3: Cross multiply
    327,625.44x = 491,437.80 × 103,005.51
  4. Step 4: Simplify right side
    327,625.44x = 50,620,801,222.28
  5. Step 5: Solve for x
    x = 50,620,801,222.28/327,625.44
  6. Step 6: Final answer
    x = 154,508.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.