Home / 451,441.14-622,995.75-247,511.58

Finding the Fourth Proportional to 451,441.14, 622,995.75 and 247,511.58

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Solution

The fourth proportional to 451,441.14, 622,995.75 and 247,511.58 is: 341,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,441.14 : 622,995.75 = 247,511.58 : x
  2. Step 2: Convert to fraction form
    451,441.14/622,995.75 = 247,511.58/x
  3. Step 3: Cross multiply
    451,441.14x = 622,995.75 × 247,511.58
  4. Step 4: Simplify right side
    451,441.14x = 154,198,662,415.79
  5. Step 5: Solve for x
    x = 154,198,662,415.79/451,441.14
  6. Step 6: Final answer
    x = 341,569.81

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1.5x scale

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.