Home / 382,984.83-574,739.69-133,666.83

Finding the Fourth Proportional to 382,984.83, 574,739.69 and 133,666.83

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Solution

The fourth proportional to 382,984.83, 574,739.69 and 133,666.83 is: 200,591.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,984.83 : 574,739.69 = 133,666.83 : x
  2. Step 2: Convert to fraction form
    382,984.83/574,739.69 = 133,666.83/x
  3. Step 3: Cross multiply
    382,984.83x = 574,739.69 × 133,666.83
  4. Step 4: Simplify right side
    382,984.83x = 76,823,631,769.15
  5. Step 5: Solve for x
    x = 76,823,631,769.15/382,984.83
  6. Step 6: Final answer
    x = 200,591.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.