Home / 775,875.54-1,163,906.56-256,568.25

Finding the Fourth Proportional to 775,875.54, 1,163,906.56 and 256,568.25

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Solution

The fourth proportional to 775,875.54, 1,163,906.56 and 256,568.25 is: 384,883.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,875.54 : 1,163,906.56 = 256,568.25 : x
  2. Step 2: Convert to fraction form
    775,875.54/1,163,906.56 = 256,568.25/x
  3. Step 3: Cross multiply
    775,875.54x = 1,163,906.56 × 256,568.25
  4. Step 4: Simplify right side
    775,875.54x = 298,621,469,262.72
  5. Step 5: Solve for x
    x = 298,621,469,262.72/775,875.54
  6. Step 6: Final answer
    x = 384,883.21

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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.