Home / 694,331.85-1,040,551.37-424,554.12

Finding the Fourth Proportional to 694,331.85, 1,040,551.37 and 424,554.12

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Solution

The fourth proportional to 694,331.85, 1,040,551.37 and 424,554.12 is: 636,252.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,331.85 : 1,040,551.37 = 424,554.12 : x
  2. Step 2: Convert to fraction form
    694,331.85/1,040,551.37 = 424,554.12/x
  3. Step 3: Cross multiply
    694,331.85x = 1,040,551.37 × 424,554.12
  4. Step 4: Simplify right side
    694,331.85x = 441,770,368,941.96
  5. Step 5: Solve for x
    x = 441,770,368,941.96/694,331.85
  6. Step 6: Final answer
    x = 636,252.49

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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.