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Finding the Fourth Proportional to 248,889.70, 373,334.55 and 204,602.95

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Solution

The fourth proportional to 248,889.70, 373,334.55 and 204,602.95 is: 306,904.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,889.70 : 373,334.55 = 204,602.95 : x
  2. Step 2: Convert to fraction form
    248,889.70/373,334.55 = 204,602.95/x
  3. Step 3: Cross multiply
    248,889.70x = 373,334.55 × 204,602.95
  4. Step 4: Simplify right side
    248,889.70x = 76,385,350,266.92
  5. Step 5: Solve for x
    x = 76,385,350,266.92/248,889.70
  6. Step 6: Final answer
    x = 306,904.43

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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.