Home / 925,814.88-1,277,564.22-517,845.96

Finding the Fourth Proportional to 925,814.88, 1,277,564.22 and 517,845.96

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Solution

The fourth proportional to 925,814.88, 1,277,564.22 and 517,845.96 is: 714,593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,814.88 : 1,277,564.22 = 517,845.96 : x
  2. Step 2: Convert to fraction form
    925,814.88/1,277,564.22 = 517,845.96/x
  3. Step 3: Cross multiply
    925,814.88x = 1,277,564.22 × 517,845.96
  4. Step 4: Simplify right side
    925,814.88x = 661,581,469,967.55
  5. Step 5: Solve for x
    x = 661,581,469,967.55/925,814.88
  6. Step 6: Final answer
    x = 714,593.69

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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.