Home / 622,088.80-933,133.20-222,742.60

Finding the Fourth Proportional to 622,088.80, 933,133.20 and 222,742.60

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Solution

The fourth proportional to 622,088.80, 933,133.20 and 222,742.60 is: 334,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,088.80 : 933,133.20 = 222,742.60 : x
  2. Step 2: Convert to fraction form
    622,088.80/933,133.20 = 222,742.60/x
  3. Step 3: Cross multiply
    622,088.80x = 933,133.20 × 222,742.60
  4. Step 4: Simplify right side
    622,088.80x = 207,848,515,114.32
  5. Step 5: Solve for x
    x = 207,848,515,114.32/622,088.80
  6. Step 6: Final answer
    x = 334,113.90

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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.