Home / 741,177.72-1,022,825.16-401,645.97

Finding the Fourth Proportional to 741,177.72, 1,022,825.16 and 401,645.97

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Solution

The fourth proportional to 741,177.72, 1,022,825.16 and 401,645.97 is: 554,271.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,177.72 : 1,022,825.16 = 401,645.97 : x
  2. Step 2: Convert to fraction form
    741,177.72/1,022,825.16 = 401,645.97/x
  3. Step 3: Cross multiply
    741,177.72x = 1,022,825.16 × 401,645.97
  4. Step 4: Simplify right side
    741,177.72x = 410,813,603,528.61
  5. Step 5: Solve for x
    x = 410,813,603,528.61/741,177.72
  6. Step 6: Final answer
    x = 554,271.39

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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.