Home / 825,811.03-1,238,502.70-226,631.35

Finding the Fourth Proportional to 825,811.03, 1,238,502.70 and 226,631.35

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Solution

The fourth proportional to 825,811.03, 1,238,502.70 and 226,631.35 is: 339,888.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,811.03 : 1,238,502.70 = 226,631.35 : x
  2. Step 2: Convert to fraction form
    825,811.03/1,238,502.70 = 226,631.35/x
  3. Step 3: Cross multiply
    825,811.03x = 1,238,502.70 × 226,631.35
  4. Step 4: Simplify right side
    825,811.03x = 280,683,531,553.98
  5. Step 5: Solve for x
    x = 280,683,531,553.98/825,811.03
  6. Step 6: Final answer
    x = 339,888.33

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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.