Home / 806,791.35-1,113,362.91-444,207.81

Finding the Fourth Proportional to 806,791.35, 1,113,362.91 and 444,207.81

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Solution

The fourth proportional to 806,791.35, 1,113,362.91 and 444,207.81 is: 613,001.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,791.35 : 1,113,362.91 = 444,207.81 : x
  2. Step 2: Convert to fraction form
    806,791.35/1,113,362.91 = 444,207.81/x
  3. Step 3: Cross multiply
    806,791.35x = 1,113,362.91 × 444,207.81
  4. Step 4: Simplify right side
    806,791.35x = 494,564,499,986.33
  5. Step 5: Solve for x
    x = 494,564,499,986.33/806,791.35
  6. Step 6: Final answer
    x = 613,001.74

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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.