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Finding the Fourth Proportional to 184,912.20, 277,368.30 and 151,669.80

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Solution

The fourth proportional to 184,912.20, 277,368.30 and 151,669.80 is: 227,504.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,912.20 : 277,368.30 = 151,669.80 : x
  2. Step 2: Convert to fraction form
    184,912.20/277,368.30 = 151,669.80/x
  3. Step 3: Cross multiply
    184,912.20x = 277,368.30 × 151,669.80
  4. Step 4: Simplify right side
    184,912.20x = 42,068,394,587.34
  5. Step 5: Solve for x
    x = 42,068,394,587.34/184,912.20
  6. Step 6: Final answer
    x = 227,504.70

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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.