Home / 373,537.22-515,480.28-203,770.13

Finding the Fourth Proportional to 373,537.22, 515,480.28 and 203,770.13

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Solution

The fourth proportional to 373,537.22, 515,480.28 and 203,770.13 is: 281,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,537.22 : 515,480.28 = 203,770.13 : x
  2. Step 2: Convert to fraction form
    373,537.22/515,480.28 = 203,770.13/x
  3. Step 3: Cross multiply
    373,537.22x = 515,480.28 × 203,770.13
  4. Step 4: Simplify right side
    373,537.22x = 105,039,481,090.64
  5. Step 5: Solve for x
    x = 105,039,481,090.64/373,537.22
  6. Step 6: Final answer
    x = 281,202.19

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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.