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Finding the Fourth Proportional to 194,406.56, 291,609.85 and 46,662.56

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Solution

The fourth proportional to 194,406.56, 291,609.85 and 46,662.56 is: 69,993.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,406.56 : 291,609.85 = 46,662.56 : x
  2. Step 2: Convert to fraction form
    194,406.56/291,609.85 = 46,662.56/x
  3. Step 3: Cross multiply
    194,406.56x = 291,609.85 × 46,662.56
  4. Step 4: Simplify right side
    194,406.56x = 13,607,262,734.58
  5. Step 5: Solve for x
    x = 13,607,262,734.58/194,406.56
  6. Step 6: Final answer
    x = 69,993.84

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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.