Home / 373,738.06-515,751.33-203,973.40

Finding the Fourth Proportional to 373,738.06, 515,751.33 and 203,973.40

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Solution

The fourth proportional to 373,738.06, 515,751.33 and 203,973.40 is: 281,479.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,738.06 : 515,751.33 = 203,973.40 : x
  2. Step 2: Convert to fraction form
    373,738.06/515,751.33 = 203,973.40/x
  3. Step 3: Cross multiply
    373,738.06x = 515,751.33 × 203,973.40
  4. Step 4: Simplify right side
    373,738.06x = 105,199,552,334.62
  5. Step 5: Solve for x
    x = 105,199,552,334.62/373,738.06
  6. Step 6: Final answer
    x = 281,479.37

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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.