Home / 936,205.32-1,291,996.32-528,283.24

Finding the Fourth Proportional to 936,205.32, 1,291,996.32 and 528,283.24

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Solution

The fourth proportional to 936,205.32, 1,291,996.32 and 528,283.24 is: 729,049.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,205.32 : 1,291,996.32 = 528,283.24 : x
  2. Step 2: Convert to fraction form
    936,205.32/1,291,996.32 = 528,283.24/x
  3. Step 3: Cross multiply
    936,205.32x = 1,291,996.32 × 528,283.24
  4. Step 4: Simplify right side
    936,205.32x = 682,540,001,997.68
  5. Step 5: Solve for x
    x = 682,540,001,997.68/936,205.32
  6. Step 6: Final answer
    x = 729,049.48

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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.