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Finding the Fourth Proportional to 265,383.63, 366,579.83 and 196,612.70

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Solution

The fourth proportional to 265,383.63, 366,579.83 and 196,612.70 is: 271,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,383.63 : 366,579.83 = 196,612.70 : x
  2. Step 2: Convert to fraction form
    265,383.63/366,579.83 = 196,612.70/x
  3. Step 3: Cross multiply
    265,383.63x = 366,579.83 × 196,612.70
  4. Step 4: Simplify right side
    265,383.63x = 72,074,247,325.88
  5. Step 5: Solve for x
    x = 72,074,247,325.88/265,383.63
  6. Step 6: Final answer
    x = 271,585.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.