Home / 465,652.09-697,894.06-199,099.72

Finding the Fourth Proportional to 465,652.09, 697,894.06 and 199,099.72

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Solution

The fourth proportional to 465,652.09, 697,894.06 and 199,099.72 is: 298,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,652.09 : 697,894.06 = 199,099.72 : x
  2. Step 2: Convert to fraction form
    465,652.09/697,894.06 = 199,099.72/x
  3. Step 3: Cross multiply
    465,652.09x = 697,894.06 × 199,099.72
  4. Step 4: Simplify right side
    465,652.09x = 138,950,511,935.66
  5. Step 5: Solve for x
    x = 138,950,511,935.66/465,652.09
  6. Step 6: Final answer
    x = 298,399.85

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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.