Home / 383,202.93-528,820.19-222,151.34

Finding the Fourth Proportional to 383,202.93, 528,820.19 and 222,151.34

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Solution

The fourth proportional to 383,202.93, 528,820.19 and 222,151.34 is: 306,568.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,202.93 : 528,820.19 = 222,151.34 : x
  2. Step 2: Convert to fraction form
    383,202.93/528,820.19 = 222,151.34/x
  3. Step 3: Cross multiply
    383,202.93x = 528,820.19 × 222,151.34
  4. Step 4: Simplify right side
    383,202.93x = 117,478,116,121.52
  5. Step 5: Solve for x
    x = 117,478,116,121.52/383,202.93
  6. Step 6: Final answer
    x = 306,568.94

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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.