Home / 662,121.29-993,191.15-188,806.64

Finding the Fourth Proportional to 662,121.29, 993,191.15 and 188,806.64

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Solution

The fourth proportional to 662,121.29, 993,191.15 and 188,806.64 is: 283,212.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,121.29 : 993,191.15 = 188,806.64 : x
  2. Step 2: Convert to fraction form
    662,121.29/993,191.15 = 188,806.64/x
  3. Step 3: Cross multiply
    662,121.29x = 993,191.15 × 188,806.64
  4. Step 4: Simplify right side
    662,121.29x = 187,521,079,415.30
  5. Step 5: Solve for x
    x = 187,521,079,415.30/662,121.29
  6. Step 6: Final answer
    x = 283,212.58

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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.