Home / 894,040.20-1,233,768.81-486,142.29

Finding the Fourth Proportional to 894,040.20, 1,233,768.81 and 486,142.29

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Solution

The fourth proportional to 894,040.20, 1,233,768.81 and 486,142.29 is: 670,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,040.20 : 1,233,768.81 = 486,142.29 : x
  2. Step 2: Convert to fraction form
    894,040.20/1,233,768.81 = 486,142.29/x
  3. Step 3: Cross multiply
    894,040.20x = 1,233,768.81 × 486,142.29
  4. Step 4: Simplify right side
    894,040.20x = 599,787,194,623.98
  5. Step 5: Solve for x
    x = 599,787,194,623.98/894,040.20
  6. Step 6: Final answer
    x = 670,872.74

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Double scale
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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.