Home / 414,218.02-621,447.99-164,936.74

Finding the Fourth Proportional to 414,218.02, 621,447.99 and 164,936.74

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Solution

The fourth proportional to 414,218.02, 621,447.99 and 164,936.74 is: 247,453.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,218.02 : 621,447.99 = 164,936.74 : x
  2. Step 2: Convert to fraction form
    414,218.02/621,447.99 = 164,936.74/x
  3. Step 3: Cross multiply
    414,218.02x = 621,447.99 × 164,936.74
  4. Step 4: Simplify right side
    414,218.02x = 102,499,605,550.15
  5. Step 5: Solve for x
    x = 102,499,605,550.15/414,218.02
  6. Step 6: Final answer
    x = 247,453.27

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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.