Home / 382,985.83-574,741.19-133,667.83

Finding the Fourth Proportional to 382,985.83, 574,741.19 and 133,667.83

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Solution

The fourth proportional to 382,985.83, 574,741.19 and 133,667.83 is: 200,593.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,985.83 : 574,741.19 = 133,667.83 : x
  2. Step 2: Convert to fraction form
    382,985.83/574,741.19 = 133,667.83/x
  3. Step 3: Cross multiply
    382,985.83x = 574,741.19 × 133,667.83
  4. Step 4: Simplify right side
    382,985.83x = 76,824,407,678.92
  5. Step 5: Solve for x
    x = 76,824,407,678.92/382,985.83
  6. Step 6: Final answer
    x = 200,593.34

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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.