Home / 825,714.42-1,238,573.52-226,683.78

Finding the Fourth Proportional to 825,714.42, 1,238,573.52 and 226,683.78

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Solution

The fourth proportional to 825,714.42, 1,238,573.52 and 226,683.78 is: 340,026.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,714.42 : 1,238,573.52 = 226,683.78 : x
  2. Step 2: Convert to fraction form
    825,714.42/1,238,573.52 = 226,683.78/x
  3. Step 3: Cross multiply
    825,714.42x = 1,238,573.52 × 226,683.78
  4. Step 4: Simplify right side
    825,714.42x = 280,764,527,321.51
  5. Step 5: Solve for x
    x = 280,764,527,321.51/825,714.42
  6. Step 6: Final answer
    x = 340,026.19

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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.