Home / 374,982.65-517,469.15-205,213.37

Finding the Fourth Proportional to 374,982.65, 517,469.15 and 205,213.37

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Solution

The fourth proportional to 374,982.65, 517,469.15 and 205,213.37 is: 283,190.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,982.65 : 517,469.15 = 205,213.37 : x
  2. Step 2: Convert to fraction form
    374,982.65/517,469.15 = 205,213.37/x
  3. Step 3: Cross multiply
    374,982.65x = 517,469.15 × 205,213.37
  4. Step 4: Simplify right side
    374,982.65x = 106,191,587,116.47
  5. Step 5: Solve for x
    x = 106,191,587,116.47/374,982.65
  6. Step 6: Final answer
    x = 283,190.67

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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.