Home / 373,770.20-515,802.74-204,004.32

Finding the Fourth Proportional to 373,770.20, 515,802.74 and 204,004.32

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Solution

The fourth proportional to 373,770.20, 515,802.74 and 204,004.32 is: 281,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,770.20 : 515,802.74 = 204,004.32 : x
  2. Step 2: Convert to fraction form
    373,770.20/515,802.74 = 204,004.32/x
  3. Step 3: Cross multiply
    373,770.20x = 515,802.74 × 204,004.32
  4. Step 4: Simplify right side
    373,770.20x = 105,225,987,174.95
  5. Step 5: Solve for x
    x = 105,225,987,174.95/373,770.20
  6. Step 6: Final answer
    x = 281,525.89

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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.