Home / 839,383.01-1,259,319.71-270,751.53

Finding the Fourth Proportional to 839,383.01, 1,259,319.71 and 270,751.53

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Solution

The fourth proportional to 839,383.01, 1,259,319.71 and 270,751.53 is: 406,206.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,383.01 : 1,259,319.71 = 270,751.53 : x
  2. Step 2: Convert to fraction form
    839,383.01/1,259,319.71 = 270,751.53/x
  3. Step 3: Cross multiply
    839,383.01x = 1,259,319.71 × 270,751.53
  4. Step 4: Simplify right side
    839,383.01x = 340,962,738,241.66
  5. Step 5: Solve for x
    x = 340,962,738,241.66/839,383.01
  6. Step 6: Final answer
    x = 406,206.39

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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.