Home / 796,009.60-1,194,014.40-263,612.80

Finding the Fourth Proportional to 796,009.60, 1,194,014.40 and 263,612.80

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Solution

The fourth proportional to 796,009.60, 1,194,014.40 and 263,612.80 is: 395,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,009.60 : 1,194,014.40 = 263,612.80 : x
  2. Step 2: Convert to fraction form
    796,009.60/1,194,014.40 = 263,612.80/x
  3. Step 3: Cross multiply
    796,009.60x = 1,194,014.40 × 263,612.80
  4. Step 4: Simplify right side
    796,009.60x = 314,757,479,224.32
  5. Step 5: Solve for x
    x = 314,757,479,224.32/796,009.60
  6. Step 6: Final answer
    x = 395,419.20

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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.