Home / 383,629.23-529,410.60-222,580.17

Finding the Fourth Proportional to 383,629.23, 529,410.60 and 222,580.17

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Solution

The fourth proportional to 383,629.23, 529,410.60 and 222,580.17 is: 307,161.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,629.23 : 529,410.60 = 222,580.17 : x
  2. Step 2: Convert to fraction form
    383,629.23/529,410.60 = 222,580.17/x
  3. Step 3: Cross multiply
    383,629.23x = 529,410.60 × 222,580.17
  4. Step 4: Simplify right side
    383,629.23x = 117,836,301,347.80
  5. Step 5: Solve for x
    x = 117,836,301,347.80/383,629.23
  6. Step 6: Final answer
    x = 307,161.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.