Home / 846,100.56-1,268,777.28-396,458.28

Finding the Fourth Proportional to 846,100.56, 1,268,777.28 and 396,458.28

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Solution

The fourth proportional to 846,100.56, 1,268,777.28 and 396,458.28 is: 594,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,100.56 : 1,268,777.28 = 396,458.28 : x
  2. Step 2: Convert to fraction form
    846,100.56/1,268,777.28 = 396,458.28/x
  3. Step 3: Cross multiply
    846,100.56x = 1,268,777.28 × 396,458.28
  4. Step 4: Simplify right side
    846,100.56x = 503,017,258,131.88
  5. Step 5: Solve for x
    x = 503,017,258,131.88/846,100.56
  6. Step 6: Final answer
    x = 594,512.38

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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.