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Finding the Fourth Proportional to 199,608.10, 274,759.99 and 174,069.41

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Solution

The fourth proportional to 199,608.10, 274,759.99 and 174,069.41 is: 239,606.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,608.10 : 274,759.99 = 174,069.41 : x
  2. Step 2: Convert to fraction form
    199,608.10/274,759.99 = 174,069.41/x
  3. Step 3: Cross multiply
    199,608.10x = 274,759.99 × 174,069.41
  4. Step 4: Simplify right side
    199,608.10x = 47,827,307,541.93
  5. Step 5: Solve for x
    x = 47,827,307,541.93/199,608.10
  6. Step 6: Final answer
    x = 239,606.05

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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.