Home / 825,503.72-1,238,257.16-226,473.08

Finding the Fourth Proportional to 825,503.72, 1,238,257.16 and 226,473.08

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Solution

The fourth proportional to 825,503.72, 1,238,257.16 and 226,473.08 is: 339,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,503.72 : 1,238,257.16 = 226,473.08 : x
  2. Step 2: Convert to fraction form
    825,503.72/1,238,257.16 = 226,473.08/x
  3. Step 3: Cross multiply
    825,503.72x = 1,238,257.16 × 226,473.08
  4. Step 4: Simplify right side
    825,503.72x = 280,431,912,857.25
  5. Step 5: Solve for x
    x = 280,431,912,857.25/825,503.72
  6. Step 6: Final answer
    x = 339,710.05

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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.