Home / 831,734.44-1,147,793.55-449,761.24

Finding the Fourth Proportional to 831,734.44, 1,147,793.55 and 449,761.24

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Solution

The fourth proportional to 831,734.44, 1,147,793.55 and 449,761.24 is: 620,670.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,734.44 : 1,147,793.55 = 449,761.24 : x
  2. Step 2: Convert to fraction form
    831,734.44/1,147,793.55 = 449,761.24/x
  3. Step 3: Cross multiply
    831,734.44x = 1,147,793.55 × 449,761.24
  4. Step 4: Simplify right side
    831,734.44x = 516,233,050,312.00
  5. Step 5: Solve for x
    x = 516,233,050,312.00/831,734.44
  6. Step 6: Final answer
    x = 620,670.52

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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.