Home / 839,975.59-1,259,613.05-263,450.33

Finding the Fourth Proportional to 839,975.59, 1,259,613.05 and 263,450.33

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Solution

The fourth proportional to 839,975.59, 1,259,613.05 and 263,450.33 is: 395,065.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,975.59 : 1,259,613.05 = 263,450.33 : x
  2. Step 2: Convert to fraction form
    839,975.59/1,259,613.05 = 263,450.33/x
  3. Step 3: Cross multiply
    839,975.59x = 1,259,613.05 × 263,450.33
  4. Step 4: Simplify right side
    839,975.59x = 331,845,473,694.81
  5. Step 5: Solve for x
    x = 331,845,473,694.81/839,975.59
  6. Step 6: Final answer
    x = 395,065.62

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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.