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Finding the Fourth Proportional to 353,226.32, 529,765.31 and 116,513.54

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Solution

The fourth proportional to 353,226.32, 529,765.31 and 116,513.54 is: 174,745.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,226.32 : 529,765.31 = 116,513.54 : x
  2. Step 2: Convert to fraction form
    353,226.32/529,765.31 = 116,513.54/x
  3. Step 3: Cross multiply
    353,226.32x = 529,765.31 × 116,513.54
  4. Step 4: Simplify right side
    353,226.32x = 61,724,831,266.37
  5. Step 5: Solve for x
    x = 61,724,831,266.37/353,226.32
  6. Step 6: Final answer
    x = 174,745.84

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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.