Home / 741,274.26-1,022,960.25-401,742.42

Finding the Fourth Proportional to 741,274.26, 1,022,960.25 and 401,742.42

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Solution

The fourth proportional to 741,274.26, 1,022,960.25 and 401,742.42 is: 554,405.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,274.26 : 1,022,960.25 = 401,742.42 : x
  2. Step 2: Convert to fraction form
    741,274.26/1,022,960.25 = 401,742.42/x
  3. Step 3: Cross multiply
    741,274.26x = 1,022,960.25 × 401,742.42
  4. Step 4: Simplify right side
    741,274.26x = 410,966,526,398.81
  5. Step 5: Solve for x
    x = 410,966,526,398.81/741,274.26
  6. Step 6: Final answer
    x = 554,405.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.