Home / 383,525.24-529,147.54-222,348.12

Finding the Fourth Proportional to 383,525.24, 529,147.54 and 222,348.12

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Solution

The fourth proportional to 383,525.24, 529,147.54 and 222,348.12 is: 306,772.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,525.24 : 529,147.54 = 222,348.12 : x
  2. Step 2: Convert to fraction form
    383,525.24/529,147.54 = 222,348.12/x
  3. Step 3: Cross multiply
    383,525.24x = 529,147.54 × 222,348.12
  4. Step 4: Simplify right side
    383,525.24x = 117,654,960,741.00
  5. Step 5: Solve for x
    x = 117,654,960,741.00/383,525.24
  6. Step 6: Final answer
    x = 306,772.41

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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.