Home / 694,963-1,042,444.50-196,339.96

Finding the Fourth Proportional to 694,963, 1,042,444.50 and 196,339.96

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Solution

The fourth proportional to 694,963, 1,042,444.50 and 196,339.96 is: 294,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,963 : 1,042,444.50 = 196,339.96 : x
  2. Step 2: Convert to fraction form
    694,963/1,042,444.50 = 196,339.96/x
  3. Step 3: Cross multiply
    694,963x = 1,042,444.50 × 196,339.96
  4. Step 4: Simplify right side
    694,963x = 204,673,511,432.22
  5. Step 5: Solve for x
    x = 204,673,511,432.22/694,963
  6. Step 6: Final answer
    x = 294,509.94

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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.