Home / 827,769.49-1,241,391.80-354,327.73

Finding the Fourth Proportional to 827,769.49, 1,241,391.80 and 354,327.73

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Solution

The fourth proportional to 827,769.49, 1,241,391.80 and 354,327.73 is: 531,379.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,769.49 : 1,241,391.80 = 354,327.73 : x
  2. Step 2: Convert to fraction form
    827,769.49/1,241,391.80 = 354,327.73/x
  3. Step 3: Cross multiply
    827,769.49x = 1,241,391.80 × 354,327.73
  4. Step 4: Simplify right side
    827,769.49x = 439,859,536,762.98
  5. Step 5: Solve for x
    x = 439,859,536,762.98/827,769.49
  6. Step 6: Final answer
    x = 531,379.26

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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.