Home / 383,862.27-529,729.99-214,096.40

Finding the Fourth Proportional to 383,862.27, 529,729.99 and 214,096.40

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Solution

The fourth proportional to 383,862.27, 529,729.99 and 214,096.40 is: 295,453.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,862.27 : 529,729.99 = 214,096.40 : x
  2. Step 2: Convert to fraction form
    383,862.27/529,729.99 = 214,096.40/x
  3. Step 3: Cross multiply
    383,862.27x = 529,729.99 × 214,096.40
  4. Step 4: Simplify right side
    383,862.27x = 113,413,280,647.15
  5. Step 5: Solve for x
    x = 113,413,280,647.15/383,862.27
  6. Step 6: Final answer
    x = 295,453.06

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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.