Home / 451,238.32-622,544.08-269,955.44

Finding the Fourth Proportional to 451,238.32, 622,544.08 and 269,955.44

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Solution

The fourth proportional to 451,238.32, 622,544.08 and 269,955.44 is: 372,439.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,238.32 : 622,544.08 = 269,955.44 : x
  2. Step 2: Convert to fraction form
    451,238.32/622,544.08 = 269,955.44/x
  3. Step 3: Cross multiply
    451,238.32x = 622,544.08 × 269,955.44
  4. Step 4: Simplify right side
    451,238.32x = 168,059,161,035.80
  5. Step 5: Solve for x
    x = 168,059,161,035.80/451,238.32
  6. Step 6: Final answer
    x = 372,439.91

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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.