Home / 825,032.75-1,237,550.11-225,999.07

Finding the Fourth Proportional to 825,032.75, 1,237,550.11 and 225,999.07

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Solution

The fourth proportional to 825,032.75, 1,237,550.11 and 225,999.07 is: 338,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,032.75 : 1,237,550.11 = 225,999.07 : x
  2. Step 2: Convert to fraction form
    825,032.75/1,237,550.11 = 225,999.07/x
  3. Step 3: Cross multiply
    825,032.75x = 1,237,550.11 × 225,999.07
  4. Step 4: Simplify right side
    825,032.75x = 279,685,173,938.40
  5. Step 5: Solve for x
    x = 279,685,173,938.40/825,032.75
  6. Step 6: Final answer
    x = 338,998.87

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Double scale
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Similar ratio
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1.5x scale

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.