Home / 942,664.41-1,414,218.06-311,578.25

Finding the Fourth Proportional to 942,664.41, 1,414,218.06 and 311,578.25

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Solution

The fourth proportional to 942,664.41, 1,414,218.06 and 311,578.25 is: 467,440.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,664.41 : 1,414,218.06 = 311,578.25 : x
  2. Step 2: Convert to fraction form
    942,664.41/1,414,218.06 = 311,578.25/x
  3. Step 3: Cross multiply
    942,664.41x = 1,414,218.06 × 311,578.25
  4. Step 4: Simplify right side
    942,664.41x = 440,639,581,182.11
  5. Step 5: Solve for x
    x = 440,639,581,182.11/942,664.41
  6. Step 6: Final answer
    x = 467,440.56

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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.