Home / 737,989.57-1,107,013.52-205,557.13

Finding the Fourth Proportional to 737,989.57, 1,107,013.52 and 205,557.13

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Solution

The fourth proportional to 737,989.57, 1,107,013.52 and 205,557.13 is: 308,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,989.57 : 1,107,013.52 = 205,557.13 : x
  2. Step 2: Convert to fraction form
    737,989.57/1,107,013.52 = 205,557.13/x
  3. Step 3: Cross multiply
    737,989.57x = 1,107,013.52 × 205,557.13
  4. Step 4: Simplify right side
    737,989.57x = 227,554,522,042.40
  5. Step 5: Solve for x
    x = 227,554,522,042.40/737,989.57
  6. Step 6: Final answer
    x = 308,343.82

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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.