Home / 843,081.39-1,263,736.35-523,232.64

Finding the Fourth Proportional to 843,081.39, 1,263,736.35 and 523,232.64

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Solution

The fourth proportional to 843,081.39, 1,263,736.35 and 523,232.64 is: 784,299.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,081.39 : 1,263,736.35 = 523,232.64 : x
  2. Step 2: Convert to fraction form
    843,081.39/1,263,736.35 = 523,232.64/x
  3. Step 3: Cross multiply
    843,081.39x = 1,263,736.35 × 523,232.64
  4. Step 4: Simplify right side
    843,081.39x = 661,228,106,674.46
  5. Step 5: Solve for x
    x = 661,228,106,674.46/843,081.39
  6. Step 6: Final answer
    x = 784,299.26

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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.