Home / 800,942.64-1,202,244.34-536,550.74

Finding the Fourth Proportional to 800,942.64, 1,202,244.34 and 536,550.74

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Solution

The fourth proportional to 800,942.64, 1,202,244.34 and 536,550.74 is: 805,382.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,942.64 : 1,202,244.34 = 536,550.74 : x
  2. Step 2: Convert to fraction form
    800,942.64/1,202,244.34 = 536,550.74/x
  3. Step 3: Cross multiply
    800,942.64x = 1,202,244.34 × 536,550.74
  4. Step 4: Simplify right side
    800,942.64x = 645,065,090,426.80
  5. Step 5: Solve for x
    x = 645,065,090,426.80/800,942.64
  6. Step 6: Final answer
    x = 805,382.38

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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.