Home / 896,025.78-1,236,515.22-493,617.78

Finding the Fourth Proportional to 896,025.78, 1,236,515.22 and 493,617.78

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Solution

The fourth proportional to 896,025.78, 1,236,515.22 and 493,617.78 is: 681,192.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,025.78 : 1,236,515.22 = 493,617.78 : x
  2. Step 2: Convert to fraction form
    896,025.78/1,236,515.22 = 493,617.78/x
  3. Step 3: Cross multiply
    896,025.78x = 1,236,515.22 × 493,617.78
  4. Step 4: Simplify right side
    896,025.78x = 610,365,897,832.61
  5. Step 5: Solve for x
    x = 610,365,897,832.61/896,025.78
  6. Step 6: Final answer
    x = 681,192.34

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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.