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Finding the Fourth Proportional to 248,650.25, 372,977.98 and 199,045.67

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Solution

The fourth proportional to 248,650.25, 372,977.98 and 199,045.67 is: 298,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,650.25 : 372,977.98 = 199,045.67 : x
  2. Step 2: Convert to fraction form
    248,650.25/372,977.98 = 199,045.67/x
  3. Step 3: Cross multiply
    248,650.25x = 372,977.98 × 199,045.67
  4. Step 4: Simplify right side
    248,650.25x = 74,239,652,359.18
  5. Step 5: Solve for x
    x = 74,239,652,359.18/248,650.25
  6. Step 6: Final answer
    x = 298,570.60

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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.