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Finding the Fourth Proportional to 341,359.52, 511,880.81 and 199,245.83

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Solution

The fourth proportional to 341,359.52, 511,880.81 and 199,245.83 is: 298,776.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,359.52 : 511,880.81 = 199,245.83 : x
  2. Step 2: Convert to fraction form
    341,359.52/511,880.81 = 199,245.83/x
  3. Step 3: Cross multiply
    341,359.52x = 511,880.81 × 199,245.83
  4. Step 4: Simplify right side
    341,359.52x = 101,990,113,293.89
  5. Step 5: Solve for x
    x = 101,990,113,293.89/341,359.52
  6. Step 6: Final answer
    x = 298,776.24

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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.