Home / 929,066.88-1,393,600.96-613,449.60

Finding the Fourth Proportional to 929,066.88, 1,393,600.96 and 613,449.60

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Solution

The fourth proportional to 929,066.88, 1,393,600.96 and 613,449.60 is: 920,174.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,066.88 : 1,393,600.96 = 613,449.60 : x
  2. Step 2: Convert to fraction form
    929,066.88/1,393,600.96 = 613,449.60/x
  3. Step 3: Cross multiply
    929,066.88x = 1,393,600.96 × 613,449.60
  4. Step 4: Simplify right side
    929,066.88x = 854,903,951,471.62
  5. Step 5: Solve for x
    x = 854,903,951,471.62/929,066.88
  6. Step 6: Final answer
    x = 920,174.82

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1.5x scale

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.