Home / 695,260.80-1,042,468.80-274,051.20

Finding the Fourth Proportional to 695,260.80, 1,042,468.80 and 274,051.20

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Solution

The fourth proportional to 695,260.80, 1,042,468.80 and 274,051.20 is: 410,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,260.80 : 1,042,468.80 = 274,051.20 : x
  2. Step 2: Convert to fraction form
    695,260.80/1,042,468.80 = 274,051.20/x
  3. Step 3: Cross multiply
    695,260.80x = 1,042,468.80 × 274,051.20
  4. Step 4: Simplify right side
    695,260.80x = 285,689,825,602.56
  5. Step 5: Solve for x
    x = 285,689,825,602.56/695,260.80
  6. Step 6: Final answer
    x = 410,910.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.