Home / 928,684.18-1,393,026.59-613,067.28

Finding the Fourth Proportional to 928,684.18, 1,393,026.59 and 613,067.28

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Solution

The fourth proportional to 928,684.18, 1,393,026.59 and 613,067.28 is: 919,601.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,684.18 : 1,393,026.59 = 613,067.28 : x
  2. Step 2: Convert to fraction form
    928,684.18/1,393,026.59 = 613,067.28/x
  3. Step 3: Cross multiply
    928,684.18x = 1,393,026.59 × 613,067.28
  4. Step 4: Simplify right side
    928,684.18x = 854,019,022,498.98
  5. Step 5: Solve for x
    x = 854,019,022,498.98/928,684.18
  6. Step 6: Final answer
    x = 919,601.13

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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.