Home / 383,840.06-529,725.24-222,695.18

Finding the Fourth Proportional to 383,840.06, 529,725.24 and 222,695.18

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Solution

The fourth proportional to 383,840.06, 529,725.24 and 222,695.18 is: 307,334.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,840.06 : 529,725.24 = 222,695.18 : x
  2. Step 2: Convert to fraction form
    383,840.06/529,725.24 = 222,695.18/x
  3. Step 3: Cross multiply
    383,840.06x = 529,725.24 × 222,695.18
  4. Step 4: Simplify right side
    383,840.06x = 117,967,257,672.34
  5. Step 5: Solve for x
    x = 117,967,257,672.34/383,840.06
  6. Step 6: Final answer
    x = 307,334.41

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1.5x scale

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.