Home / 622,126.80-933,190.20-222,780.60

Finding the Fourth Proportional to 622,126.80, 933,190.20 and 222,780.60

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Solution

The fourth proportional to 622,126.80, 933,190.20 and 222,780.60 is: 334,170.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,126.80 : 933,190.20 = 222,780.60 : x
  2. Step 2: Convert to fraction form
    622,126.80/933,190.20 = 222,780.60/x
  3. Step 3: Cross multiply
    622,126.80x = 933,190.20 × 222,780.60
  4. Step 4: Simplify right side
    622,126.80x = 207,896,672,670.12
  5. Step 5: Solve for x
    x = 207,896,672,670.12/622,126.80
  6. Step 6: Final answer
    x = 334,170.90

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1.5x scale

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.