Home / 845,612.88-1,268,284.26-246,433.87

Finding the Fourth Proportional to 845,612.88, 1,268,284.26 and 246,433.87

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Solution

The fourth proportional to 845,612.88, 1,268,284.26 and 246,433.87 is: 369,611.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,612.88 : 1,268,284.26 = 246,433.87 : x
  2. Step 2: Convert to fraction form
    845,612.88/1,268,284.26 = 246,433.87/x
  3. Step 3: Cross multiply
    845,612.88x = 1,268,284.26 × 246,433.87
  4. Step 4: Simplify right side
    845,612.88x = 312,548,198,451.89
  5. Step 5: Solve for x
    x = 312,548,198,451.89/845,612.88
  6. Step 6: Final answer
    x = 369,611.44

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Double scale
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Similar ratio
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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.