Home / 827,200.66-1,241,418.60-614,459.80

Finding the Fourth Proportional to 827,200.66, 1,241,418.60 and 614,459.80

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Solution

The fourth proportional to 827,200.66, 1,241,418.60 and 614,459.80 is: 922,148.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,200.66 : 1,241,418.60 = 614,459.80 : x
  2. Step 2: Convert to fraction form
    827,200.66/1,241,418.60 = 614,459.80/x
  3. Step 3: Cross multiply
    827,200.66x = 1,241,418.60 × 614,459.80
  4. Step 4: Simplify right side
    827,200.66x = 762,801,824,672.28
  5. Step 5: Solve for x
    x = 762,801,824,672.28/827,200.66
  6. Step 6: Final answer
    x = 922,148.47

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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.