Home / 645,508.58-968,227.82-196,194.41

Finding the Fourth Proportional to 645,508.58, 968,227.82 and 196,194.41

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Solution

The fourth proportional to 645,508.58, 968,227.82 and 196,194.41 is: 294,280.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,508.58 : 968,227.82 = 196,194.41 : x
  2. Step 2: Convert to fraction form
    645,508.58/968,227.82 = 196,194.41/x
  3. Step 3: Cross multiply
    645,508.58x = 968,227.82 × 196,194.41
  4. Step 4: Simplify right side
    645,508.58x = 189,960,887,330.08
  5. Step 5: Solve for x
    x = 189,960,887,330.08/645,508.58
  6. Step 6: Final answer
    x = 294,280.97

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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.