Home / 986,623.44-1,361,540.20-533,914.44

Finding the Fourth Proportional to 986,623.44, 1,361,540.20 and 533,914.44

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Solution

The fourth proportional to 986,623.44, 1,361,540.20 and 533,914.44 is: 736,801.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,623.44 : 1,361,540.20 = 533,914.44 : x
  2. Step 2: Convert to fraction form
    986,623.44/1,361,540.20 = 533,914.44/x
  3. Step 3: Cross multiply
    986,623.44x = 1,361,540.20 × 533,914.44
  4. Step 4: Simplify right side
    986,623.44x = 726,945,973,420.49
  5. Step 5: Solve for x
    x = 726,945,973,420.49/986,623.44
  6. Step 6: Final answer
    x = 736,801.85

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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.