Home / 397,940.01-596,534.78-198,071.44

Finding the Fourth Proportional to 397,940.01, 596,534.78 and 198,071.44

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Solution

The fourth proportional to 397,940.01, 596,534.78 and 198,071.44 is: 296,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,940.01 : 596,534.78 = 198,071.44 : x
  2. Step 2: Convert to fraction form
    397,940.01/596,534.78 = 198,071.44/x
  3. Step 3: Cross multiply
    397,940.01x = 596,534.78 × 198,071.44
  4. Step 4: Simplify right side
    397,940.01x = 118,156,504,129.88
  5. Step 5: Solve for x
    x = 118,156,504,129.88/397,940.01
  6. Step 6: Final answer
    x = 296,920.40

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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.