Home / 695,523.54-1,048,649.04-691,205.58

Finding the Fourth Proportional to 695,523.54, 1,048,649.04 and 691,205.58

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Solution

The fourth proportional to 695,523.54, 1,048,649.04 and 691,205.58 is: 1,042,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,523.54 : 1,048,649.04 = 691,205.58 : x
  2. Step 2: Convert to fraction form
    695,523.54/1,048,649.04 = 691,205.58/x
  3. Step 3: Cross multiply
    695,523.54x = 1,048,649.04 × 691,205.58
  4. Step 4: Simplify right side
    695,523.54x = 724,832,067,909.64
  5. Step 5: Solve for x
    x = 724,832,067,909.64/695,523.54
  6. Step 6: Final answer
    x = 1,042,138.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.