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Finding the Fourth Proportional to 2,650.09, 3,657.96 and 1,705.89

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Solution

The fourth proportional to 2,650.09, 3,657.96 and 1,705.89 is: 2,354.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.09 : 3,657.96 = 1,705.89 : x
  2. Step 2: Convert to fraction form
    2,650.09/3,657.96 = 1,705.89/x
  3. Step 3: Cross multiply
    2,650.09x = 3,657.96 × 1,705.89
  4. Step 4: Simplify right side
    2,650.09x = 6,240,097.50
  5. Step 5: Solve for x
    x = 6,240,097.50/2,650.09
  6. Step 6: Final answer
    x = 2,354.67

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