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Finding the Fourth Proportional to 196,137.60, 293,623.20 and 184,603.20

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Solution

The fourth proportional to 196,137.60, 293,623.20 and 184,603.20 is: 276,355.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,137.60 : 293,623.20 = 184,603.20 : x
  2. Step 2: Convert to fraction form
    196,137.60/293,623.20 = 184,603.20/x
  3. Step 3: Cross multiply
    196,137.60x = 293,623.20 × 184,603.20
  4. Step 4: Simplify right side
    196,137.60x = 54,203,782,314.24
  5. Step 5: Solve for x
    x = 54,203,782,314.24/196,137.60
  6. Step 6: Final answer
    x = 276,355.90

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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.