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Finding the Fourth Proportional to 986,241.36, 1,361,010.24 and 533,532

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Solution

The fourth proportional to 986,241.36, 1,361,010.24 and 533,532 is: 736,272.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,241.36 : 1,361,010.24 = 533,532 : x
  2. Step 2: Convert to fraction form
    986,241.36/1,361,010.24 = 533,532/x
  3. Step 3: Cross multiply
    986,241.36x = 1,361,010.24 × 533,532
  4. Step 4: Simplify right side
    986,241.36x = 726,142,515,367.68
  5. Step 5: Solve for x
    x = 726,142,515,367.68/986,241.36
  6. Step 6: Final answer
    x = 736,272.63

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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.