Home / 645,350.94-968,077.62-196,111.02

Finding the Fourth Proportional to 645,350.94, 968,077.62 and 196,111.02

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Solution

The fourth proportional to 645,350.94, 968,077.62 and 196,111.02 is: 294,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,350.94 : 968,077.62 = 196,111.02 : x
  2. Step 2: Convert to fraction form
    645,350.94/968,077.62 = 196,111.02/x
  3. Step 3: Cross multiply
    645,350.94x = 968,077.62 × 196,111.02
  4. Step 4: Simplify right side
    645,350.94x = 189,850,689,497.37
  5. Step 5: Solve for x
    x = 189,850,689,497.37/645,350.94
  6. Step 6: Final answer
    x = 294,182.09

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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.