Home / 383,996.04-529,914.87-214,230.21

Finding the Fourth Proportional to 383,996.04, 529,914.87 and 214,230.21

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Solution

The fourth proportional to 383,996.04, 529,914.87 and 214,230.21 is: 295,637.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,996.04 : 529,914.87 = 214,230.21 : x
  2. Step 2: Convert to fraction form
    383,996.04/529,914.87 = 214,230.21/x
  3. Step 3: Cross multiply
    383,996.04x = 529,914.87 × 214,230.21
  4. Step 4: Simplify right side
    383,996.04x = 113,523,773,882.22
  5. Step 5: Solve for x
    x = 113,523,773,882.22/383,996.04
  6. Step 6: Final answer
    x = 295,637.88

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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.