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Finding the Fourth Proportional to 1,684.86, 2,323.78 and 1,095.58

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Solution

The fourth proportional to 1,684.86, 2,323.78 and 1,095.58 is: 1,511.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684.86 : 2,323.78 = 1,095.58 : x
  2. Step 2: Convert to fraction form
    1,684.86/2,323.78 = 1,095.58/x
  3. Step 3: Cross multiply
    1,684.86x = 2,323.78 × 1,095.58
  4. Step 4: Simplify right side
    1,684.86x = 2,545,886.89
  5. Step 5: Solve for x
    x = 2,545,886.89/1,684.86
  6. Step 6: Final answer
    x = 1,511.04

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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.