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Finding the Fourth Proportional to 800,199.36, 1,099,656.72 and 763,194.24

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Solution

The fourth proportional to 800,199.36, 1,099,656.72 and 763,194.24 is: 1,048,803.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,199.36 : 1,099,656.72 = 763,194.24 : x
  2. Step 2: Convert to fraction form
    800,199.36/1,099,656.72 = 763,194.24/x
  3. Step 3: Cross multiply
    800,199.36x = 1,099,656.72 × 763,194.24
  4. Step 4: Simplify right side
    800,199.36x = 839,251,674,681.29
  5. Step 5: Solve for x
    x = 839,251,674,681.29/800,199.36
  6. Step 6: Final answer
    x = 1,048,803.23

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.