Home / 775,273.96-1,163,360.22-325,959.40

Finding the Fourth Proportional to 775,273.96, 1,163,360.22 and 325,959.40

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Solution

The fourth proportional to 775,273.96, 1,163,360.22 and 325,959.40 is: 489,128.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,273.96 : 1,163,360.22 = 325,959.40 : x
  2. Step 2: Convert to fraction form
    775,273.96/1,163,360.22 = 325,959.40/x
  3. Step 3: Cross multiply
    775,273.96x = 1,163,360.22 × 325,959.40
  4. Step 4: Simplify right side
    775,273.96x = 379,208,199,295.07
  5. Step 5: Solve for x
    x = 379,208,199,295.07/775,273.96
  6. Step 6: Final answer
    x = 489,128.00

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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.