Home / 936,175.80-1,403,745.30-403,606.20

Finding the Fourth Proportional to 936,175.80, 1,403,745.30 and 403,606.20

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Solution

The fourth proportional to 936,175.80, 1,403,745.30 and 403,606.20 is: 605,185.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,175.80 : 1,403,745.30 = 403,606.20 : x
  2. Step 2: Convert to fraction form
    936,175.80/1,403,745.30 = 403,606.20/x
  3. Step 3: Cross multiply
    936,175.80x = 1,403,745.30 × 403,606.20
  4. Step 4: Simplify right side
    936,175.80x = 566,560,306,300.86
  5. Step 5: Solve for x
    x = 566,560,306,300.86/936,175.80
  6. Step 6: Final answer
    x = 605,185.81

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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.