Home / 827,677.31-1,241,539.38-228,638.57

Finding the Fourth Proportional to 827,677.31, 1,241,539.38 and 228,638.57

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Solution

The fourth proportional to 827,677.31, 1,241,539.38 and 228,638.57 is: 342,964.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,677.31 : 1,241,539.38 = 228,638.57 : x
  2. Step 2: Convert to fraction form
    827,677.31/1,241,539.38 = 228,638.57/x
  3. Step 3: Cross multiply
    827,677.31x = 1,241,539.38 × 228,638.57
  4. Step 4: Simplify right side
    827,677.31x = 283,863,782,234.19
  5. Step 5: Solve for x
    x = 283,863,782,234.19/827,677.31
  6. Step 6: Final answer
    x = 342,964.32

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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.