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Finding the Fourth Proportional to 2,429.95, 3,645.35 and 1,608.89

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Solution

The fourth proportional to 2,429.95, 3,645.35 and 1,608.89 is: 2,413.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.95 : 3,645.35 = 1,608.89 : x
  2. Step 2: Convert to fraction form
    2,429.95/3,645.35 = 1,608.89/x
  3. Step 3: Cross multiply
    2,429.95x = 3,645.35 × 1,608.89
  4. Step 4: Simplify right side
    2,429.95x = 5,864,959.12
  5. Step 5: Solve for x
    x = 5,864,959.12/2,429.95
  6. Step 6: Final answer
    x = 2,413.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.