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Finding the Fourth Proportional to 2,300.62, 3,175.13 and 1,305.94

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Solution

The fourth proportional to 2,300.62, 3,175.13 and 1,305.94 is: 1,802.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,300.62 : 3,175.13 = 1,305.94 : x
  2. Step 2: Convert to fraction form
    2,300.62/3,175.13 = 1,305.94/x
  3. Step 3: Cross multiply
    2,300.62x = 3,175.13 × 1,305.94
  4. Step 4: Simplify right side
    2,300.62x = 4,146,524.60
  5. Step 5: Solve for x
    x = 4,146,524.60/2,300.62
  6. Step 6: Final answer
    x = 1,802.35

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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.