Home / 968,892.44-1,335,685.55-681,520.64

Finding the Fourth Proportional to 968,892.44, 1,335,685.55 and 681,520.64

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Solution

The fourth proportional to 968,892.44, 1,335,685.55 and 681,520.64 is: 939,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,892.44 : 1,335,685.55 = 681,520.64 : x
  2. Step 2: Convert to fraction form
    968,892.44/1,335,685.55 = 681,520.64/x
  3. Step 3: Cross multiply
    968,892.44x = 1,335,685.55 × 681,520.64
  4. Step 4: Simplify right side
    968,892.44x = 910,297,260,788.72
  5. Step 5: Solve for x
    x = 910,297,260,788.72/968,892.44
  6. Step 6: Final answer
    x = 939,523.55

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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.