Home / 833,940.98-1,150,230.38-528,067.16

Finding the Fourth Proportional to 833,940.98, 1,150,230.38 and 528,067.16

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Solution

The fourth proportional to 833,940.98, 1,150,230.38 and 528,067.16 is: 728,347.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,940.98 : 1,150,230.38 = 528,067.16 : x
  2. Step 2: Convert to fraction form
    833,940.98/1,150,230.38 = 528,067.16/x
  3. Step 3: Cross multiply
    833,940.98x = 1,150,230.38 × 528,067.16
  4. Step 4: Simplify right side
    833,940.98x = 607,398,890,112.32
  5. Step 5: Solve for x
    x = 607,398,890,112.32/833,940.98
  6. Step 6: Final answer
    x = 728,347.57

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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.