Home / 383,162.22-528,763.74-222,110.76

Finding the Fourth Proportional to 383,162.22, 528,763.74 and 222,110.76

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Solution

The fourth proportional to 383,162.22, 528,763.74 and 222,110.76 is: 306,512.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,162.22 : 528,763.74 = 222,110.76 : x
  2. Step 2: Convert to fraction form
    383,162.22/528,763.74 = 222,110.76/x
  3. Step 3: Cross multiply
    383,162.22x = 528,763.74 × 222,110.76
  4. Step 4: Simplify right side
    383,162.22x = 117,444,116,151.84
  5. Step 5: Solve for x
    x = 117,444,116,151.84/383,162.22
  6. Step 6: Final answer
    x = 306,512.78

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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.