Home / 1,275,504.62-1,760,196.31-702,544.77

Finding the Fourth Proportional to 1,275,504.62, 1,760,196.31 and 702,544.77

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Solution

The fourth proportional to 1,275,504.62, 1,760,196.31 and 702,544.77 is: 969,511.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,504.62 : 1,760,196.31 = 702,544.77 : x
  2. Step 2: Convert to fraction form
    1,275,504.62/1,760,196.31 = 702,544.77/x
  3. Step 3: Cross multiply
    1,275,504.62x = 1,760,196.31 × 702,544.77
  4. Step 4: Simplify right side
    1,275,504.62x = 1,236,616,710,007.44
  5. Step 5: Solve for x
    x = 1,236,616,710,007.44/1,275,504.62
  6. Step 6: Final answer
    x = 969,511.75

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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.