Home / 844,745.76-1,165,749.12-505,214

Finding the Fourth Proportional to 844,745.76, 1,165,749.12 and 505,214

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Solution

The fourth proportional to 844,745.76, 1,165,749.12 and 505,214 is: 697,195.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,745.76 : 1,165,749.12 = 505,214 : x
  2. Step 2: Convert to fraction form
    844,745.76/1,165,749.12 = 505,214/x
  3. Step 3: Cross multiply
    844,745.76x = 1,165,749.12 × 505,214
  4. Step 4: Simplify right side
    844,745.76x = 588,952,775,911.68
  5. Step 5: Solve for x
    x = 588,952,775,911.68/844,745.76
  6. Step 6: Final answer
    x = 697,195.30

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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.