Home / 281,782.20-423,062.10-222,684.60

Finding the Fourth Proportional to 281,782.20, 423,062.10 and 222,684.60

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Solution

The fourth proportional to 281,782.20, 423,062.10 and 222,684.60 is: 334,334.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,782.20 : 423,062.10 = 222,684.60 : x
  2. Step 2: Convert to fraction form
    281,782.20/423,062.10 = 222,684.60/x
  3. Step 3: Cross multiply
    281,782.20x = 423,062.10 × 222,684.60
  4. Step 4: Simplify right side
    281,782.20x = 94,209,414,513.66
  5. Step 5: Solve for x
    x = 94,209,414,513.66/281,782.20
  6. Step 6: Final answer
    x = 334,334.16

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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.