Home / 862,701.36-1,294,052.04-263,664.24

Finding the Fourth Proportional to 862,701.36, 1,294,052.04 and 263,664.24

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Solution

The fourth proportional to 862,701.36, 1,294,052.04 and 263,664.24 is: 395,496.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,701.36 : 1,294,052.04 = 263,664.24 : x
  2. Step 2: Convert to fraction form
    862,701.36/1,294,052.04 = 263,664.24/x
  3. Step 3: Cross multiply
    862,701.36x = 1,294,052.04 × 263,664.24
  4. Step 4: Simplify right side
    862,701.36x = 341,195,247,647.05
  5. Step 5: Solve for x
    x = 341,195,247,647.05/862,701.36
  6. Step 6: Final answer
    x = 395,496.36

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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.