Home / 774,087.88-1,161,580.44-324,769

Finding the Fourth Proportional to 774,087.88, 1,161,580.44 and 324,769

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Solution

The fourth proportional to 774,087.88, 1,161,580.44 and 324,769 is: 487,341.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,087.88 : 1,161,580.44 = 324,769 : x
  2. Step 2: Convert to fraction form
    774,087.88/1,161,580.44 = 324,769/x
  3. Step 3: Cross multiply
    774,087.88x = 1,161,580.44 × 324,769
  4. Step 4: Simplify right side
    774,087.88x = 377,245,317,918.36
  5. Step 5: Solve for x
    x = 377,245,317,918.36/774,087.88
  6. Step 6: Final answer
    x = 487,341.72

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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.