Home / 694,611.60-1,041,261.30-410,520.30

Finding the Fourth Proportional to 694,611.60, 1,041,261.30 and 410,520.30

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Solution

The fourth proportional to 694,611.60, 1,041,261.30 and 410,520.30 is: 615,392.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,611.60 : 1,041,261.30 = 410,520.30 : x
  2. Step 2: Convert to fraction form
    694,611.60/1,041,261.30 = 410,520.30/x
  3. Step 3: Cross multiply
    694,611.60x = 1,041,261.30 × 410,520.30
  4. Step 4: Simplify right side
    694,611.60x = 427,458,901,254.39
  5. Step 5: Solve for x
    x = 427,458,901,254.39/694,611.60
  6. Step 6: Final answer
    x = 615,392.69

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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.