Home / 851,394.55-1,173,969.97-695,863.19

Finding the Fourth Proportional to 851,394.55, 1,173,969.97 and 695,863.19

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Solution

The fourth proportional to 851,394.55, 1,173,969.97 and 695,863.19 is: 959,511.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,394.55 : 1,173,969.97 = 695,863.19 : x
  2. Step 2: Convert to fraction form
    851,394.55/1,173,969.97 = 695,863.19/x
  3. Step 3: Cross multiply
    851,394.55x = 1,173,969.97 × 695,863.19
  4. Step 4: Simplify right side
    851,394.55x = 816,922,488,288.40
  5. Step 5: Solve for x
    x = 816,922,488,288.40/851,394.55
  6. Step 6: Final answer
    x = 959,511.06

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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.