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Finding the Fourth Proportional to 2,300.87, 3,175.93 and 1,356.59

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Solution

The fourth proportional to 2,300.87, 3,175.93 and 1,356.59 is: 1,872.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,300.87 : 3,175.93 = 1,356.59 : x
  2. Step 2: Convert to fraction form
    2,300.87/3,175.93 = 1,356.59/x
  3. Step 3: Cross multiply
    2,300.87x = 3,175.93 × 1,356.59
  4. Step 4: Simplify right side
    2,300.87x = 4,308,428.10
  5. Step 5: Solve for x
    x = 4,308,428.10/2,300.87
  6. Step 6: Final answer
    x = 1,872.52

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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.