Home / 695,114.56-1,042,653.60-221,828.80

Finding the Fourth Proportional to 695,114.56, 1,042,653.60 and 221,828.80

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Solution

The fourth proportional to 695,114.56, 1,042,653.60 and 221,828.80 is: 332,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,114.56 : 1,042,653.60 = 221,828.80 : x
  2. Step 2: Convert to fraction form
    695,114.56/1,042,653.60 = 221,828.80/x
  3. Step 3: Cross multiply
    695,114.56x = 1,042,653.60 × 221,828.80
  4. Step 4: Simplify right side
    695,114.56x = 231,290,596,903.68
  5. Step 5: Solve for x
    x = 231,290,596,903.68/695,114.56
  6. Step 6: Final answer
    x = 332,737.38

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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.