Home / 622,124.80-933,187.20-222,778.60

Finding the Fourth Proportional to 622,124.80, 933,187.20 and 222,778.60

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Solution

The fourth proportional to 622,124.80, 933,187.20 and 222,778.60 is: 334,167.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,124.80 : 933,187.20 = 222,778.60 : x
  2. Step 2: Convert to fraction form
    622,124.80/933,187.20 = 222,778.60/x
  3. Step 3: Cross multiply
    622,124.80x = 933,187.20 × 222,778.60
  4. Step 4: Simplify right side
    622,124.80x = 207,894,137,953.92
  5. Step 5: Solve for x
    x = 207,894,137,953.92/622,124.80
  6. Step 6: Final answer
    x = 334,167.90

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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.