Home / 936,003.36-1,291,684.92-528,191.88

Finding the Fourth Proportional to 936,003.36, 1,291,684.92 and 528,191.88

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Solution

The fourth proportional to 936,003.36, 1,291,684.92 and 528,191.88 is: 728,904.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,003.36 : 1,291,684.92 = 528,191.88 : x
  2. Step 2: Convert to fraction form
    936,003.36/1,291,684.92 = 528,191.88/x
  3. Step 3: Cross multiply
    936,003.36x = 1,291,684.92 × 528,191.88
  4. Step 4: Simplify right side
    936,003.36x = 682,257,486,262.45
  5. Step 5: Solve for x
    x = 682,257,486,262.45/936,003.36
  6. Step 6: Final answer
    x = 728,904.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.