Home / 881,540.55-1,322,255.34-526,287.11

Finding the Fourth Proportional to 881,540.55, 1,322,255.34 and 526,287.11

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Solution

The fourth proportional to 881,540.55, 1,322,255.34 and 526,287.11 is: 789,397.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,540.55 : 1,322,255.34 = 526,287.11 : x
  2. Step 2: Convert to fraction form
    881,540.55/1,322,255.34 = 526,287.11/x
  3. Step 3: Cross multiply
    881,540.55x = 1,322,255.34 × 526,287.11
  4. Step 4: Simplify right side
    881,540.55x = 695,885,934,959.39
  5. Step 5: Solve for x
    x = 695,885,934,959.39/881,540.55
  6. Step 6: Final answer
    x = 789,397.53

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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.