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Finding the Fourth Proportional to 2,068.02, 2,845.35 and 1,818.91

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Solution

The fourth proportional to 2,068.02, 2,845.35 and 1,818.91 is: 2,502.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.02 : 2,845.35 = 1,818.91 : x
  2. Step 2: Convert to fraction form
    2,068.02/2,845.35 = 1,818.91/x
  3. Step 3: Cross multiply
    2,068.02x = 2,845.35 × 1,818.91
  4. Step 4: Simplify right side
    2,068.02x = 5,175,435.57
  5. Step 5: Solve for x
    x = 5,175,435.57/2,068.02
  6. Step 6: Final answer
    x = 2,502.60

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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.