Home / 383,524.75-529,146.87-222,347.63

Finding the Fourth Proportional to 383,524.75, 529,146.87 and 222,347.63

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Solution

The fourth proportional to 383,524.75, 529,146.87 and 222,347.63 is: 306,771.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,524.75 : 529,146.87 = 222,347.63 : x
  2. Step 2: Convert to fraction form
    383,524.75/529,146.87 = 222,347.63/x
  3. Step 3: Cross multiply
    383,524.75x = 529,146.87 × 222,347.63
  4. Step 4: Simplify right side
    383,524.75x = 117,654,553,789.29
  5. Step 5: Solve for x
    x = 117,654,553,789.29/383,524.75
  6. Step 6: Final answer
    x = 306,771.74

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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.