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Finding the Fourth Proportional to 3,030.86, 4,181.61 and 1,835.46

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Solution

The fourth proportional to 3,030.86, 4,181.61 and 1,835.46 is: 2,532.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.86 : 4,181.61 = 1,835.46 : x
  2. Step 2: Convert to fraction form
    3,030.86/4,181.61 = 1,835.46/x
  3. Step 3: Cross multiply
    3,030.86x = 4,181.61 × 1,835.46
  4. Step 4: Simplify right side
    3,030.86x = 7,675,155.33
  5. Step 5: Solve for x
    x = 7,675,155.33/3,030.86
  6. Step 6: Final answer
    x = 2,532.34

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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.