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Finding the Fourth Proportional to 253,204.94, 379,939.44 and 183,658.34

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Solution

The fourth proportional to 253,204.94, 379,939.44 and 183,658.34 is: 275,583.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,204.94 : 379,939.44 = 183,658.34 : x
  2. Step 2: Convert to fraction form
    253,204.94/379,939.44 = 183,658.34/x
  3. Step 3: Cross multiply
    253,204.94x = 379,939.44 × 183,658.34
  4. Step 4: Simplify right side
    253,204.94x = 69,779,046,850.93
  5. Step 5: Solve for x
    x = 69,779,046,850.93/253,204.94
  6. Step 6: Final answer
    x = 275,583.28

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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.