Home / 822,919.06-1,135,672.41-460,321.30

Finding the Fourth Proportional to 822,919.06, 1,135,672.41 and 460,321.30

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Solution

The fourth proportional to 822,919.06, 1,135,672.41 and 460,321.30 is: 635,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,919.06 : 1,135,672.41 = 460,321.30 : x
  2. Step 2: Convert to fraction form
    822,919.06/1,135,672.41 = 460,321.30/x
  3. Step 3: Cross multiply
    822,919.06x = 1,135,672.41 × 460,321.30
  4. Step 4: Simplify right side
    822,919.06x = 522,774,200,145.33
  5. Step 5: Solve for x
    x = 522,774,200,145.33/822,919.06
  6. Step 6: Final answer
    x = 635,268.07

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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.