Home / 834,104.88-1,245,053.07-716,531.76

Finding the Fourth Proportional to 834,104.88, 1,245,053.07 and 716,531.76

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Solution

The fourth proportional to 834,104.88, 1,245,053.07 and 716,531.76 is: 1,069,553.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,104.88 : 1,245,053.07 = 716,531.76 : x
  2. Step 2: Convert to fraction form
    834,104.88/1,245,053.07 = 716,531.76/x
  3. Step 3: Cross multiply
    834,104.88x = 1,245,053.07 × 716,531.76
  4. Step 4: Simplify right side
    834,104.88x = 892,120,067,540.50
  5. Step 5: Solve for x
    x = 892,120,067,540.50/834,104.88
  6. Step 6: Final answer
    x = 1,069,553.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.