Home / 996,481.08-1,375,172.94-543,801.24

Finding the Fourth Proportional to 996,481.08, 1,375,172.94 and 543,801.24

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Solution

The fourth proportional to 996,481.08, 1,375,172.94 and 543,801.24 is: 750,461.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,481.08 : 1,375,172.94 = 543,801.24 : x
  2. Step 2: Convert to fraction form
    996,481.08/1,375,172.94 = 543,801.24/x
  3. Step 3: Cross multiply
    996,481.08x = 1,375,172.94 × 543,801.24
  4. Step 4: Simplify right side
    996,481.08x = 747,820,749,986.45
  5. Step 5: Solve for x
    x = 747,820,749,986.45/996,481.08
  6. Step 6: Final answer
    x = 750,461.56

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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.