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Finding the Fourth Proportional to 2,538.35, 3,503.00 and 1,419.33

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Solution

The fourth proportional to 2,538.35, 3,503.00 and 1,419.33 is: 1,958.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538.35 : 3,503.00 = 1,419.33 : x
  2. Step 2: Convert to fraction form
    2,538.35/3,503.00 = 1,419.33/x
  3. Step 3: Cross multiply
    2,538.35x = 3,503.00 × 1,419.33
  4. Step 4: Simplify right side
    2,538.35x = 4,971,905.89
  5. Step 5: Solve for x
    x = 4,971,905.89/2,538.35
  6. Step 6: Final answer
    x = 1,958.72

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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.