Home / 810,326.52-1,116,916.97-574,659.05

Finding the Fourth Proportional to 810,326.52, 1,116,916.97 and 574,659.05

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Solution

The fourth proportional to 810,326.52, 1,116,916.97 and 574,659.05 is: 792,083.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,326.52 : 1,116,916.97 = 574,659.05 : x
  2. Step 2: Convert to fraction form
    810,326.52/1,116,916.97 = 574,659.05/x
  3. Step 3: Cross multiply
    810,326.52x = 1,116,916.97 × 574,659.05
  4. Step 4: Simplify right side
    810,326.52x = 641,846,436,451.20
  5. Step 5: Solve for x
    x = 641,846,436,451.20/810,326.52
  6. Step 6: Final answer
    x = 792,083.71

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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.