Home / 825,840.83-1,238,758.88-226,802.56

Finding the Fourth Proportional to 825,840.83, 1,238,758.88 and 226,802.56

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Solution

The fourth proportional to 825,840.83, 1,238,758.88 and 226,802.56 is: 340,203.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,840.83 : 1,238,758.88 = 226,802.56 : x
  2. Step 2: Convert to fraction form
    825,840.83/1,238,758.88 = 226,802.56/x
  3. Step 3: Cross multiply
    825,840.83x = 1,238,758.88 × 226,802.56
  4. Step 4: Simplify right side
    825,840.83x = 280,953,685,621.17
  5. Step 5: Solve for x
    x = 280,953,685,621.17/825,840.83
  6. Step 6: Final answer
    x = 340,203.19

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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.