Home / 844,749.76-1,165,754.64-505,218

Finding the Fourth Proportional to 844,749.76, 1,165,754.64 and 505,218

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Solution

The fourth proportional to 844,749.76, 1,165,754.64 and 505,218 is: 697,200.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,749.76 : 1,165,754.64 = 505,218 : x
  2. Step 2: Convert to fraction form
    844,749.76/1,165,754.64 = 505,218/x
  3. Step 3: Cross multiply
    844,749.76x = 1,165,754.64 × 505,218
  4. Step 4: Simplify right side
    844,749.76x = 588,960,227,711.52
  5. Step 5: Solve for x
    x = 588,960,227,711.52/844,749.76
  6. Step 6: Final answer
    x = 697,200.82

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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.