Home / 451,026.45-622,414.66-247,077.08

Finding the Fourth Proportional to 451,026.45, 622,414.66 and 247,077.08

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Solution

The fourth proportional to 451,026.45, 622,414.66 and 247,077.08 is: 340,965.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,026.45 : 622,414.66 = 247,077.08 : x
  2. Step 2: Convert to fraction form
    451,026.45/622,414.66 = 247,077.08/x
  3. Step 3: Cross multiply
    451,026.45x = 622,414.66 × 247,077.08
  4. Step 4: Simplify right side
    451,026.45x = 153,784,396,741.99
  5. Step 5: Solve for x
    x = 153,784,396,741.99/451,026.45
  6. Step 6: Final answer
    x = 340,965.36

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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.