Home / 896,018.28-1,236,504.64-493,610.28

Finding the Fourth Proportional to 896,018.28, 1,236,504.64 and 493,610.28

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Solution

The fourth proportional to 896,018.28, 1,236,504.64 and 493,610.28 is: 681,181.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,018.28 : 1,236,504.64 = 493,610.28 : x
  2. Step 2: Convert to fraction form
    896,018.28/1,236,504.64 = 493,610.28/x
  3. Step 3: Cross multiply
    896,018.28x = 1,236,504.64 × 493,610.28
  4. Step 4: Simplify right side
    896,018.28x = 610,351,401,571.70
  5. Step 5: Solve for x
    x = 610,351,401,571.70/896,018.28
  6. Step 6: Final answer
    x = 681,181.86

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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.