Home / 414,585.06-621,877.59-228,777.54

Finding the Fourth Proportional to 414,585.06, 621,877.59 and 228,777.54

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Solution

The fourth proportional to 414,585.06, 621,877.59 and 228,777.54 is: 343,166.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,585.06 : 621,877.59 = 228,777.54 : x
  2. Step 2: Convert to fraction form
    414,585.06/621,877.59 = 228,777.54/x
  3. Step 3: Cross multiply
    414,585.06x = 621,877.59 × 228,777.54
  4. Step 4: Simplify right side
    414,585.06x = 142,271,625,221.33
  5. Step 5: Solve for x
    x = 142,271,625,221.33/414,585.06
  6. Step 6: Final answer
    x = 343,166.31

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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.