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Finding the Fourth Proportional to 2,300.56, 3,172.92 and 1,503.82

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Solution

The fourth proportional to 2,300.56, 3,172.92 and 1,503.82 is: 2,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,300.56 : 3,172.92 = 1,503.82 : x
  2. Step 2: Convert to fraction form
    2,300.56/3,172.92 = 1,503.82/x
  3. Step 3: Cross multiply
    2,300.56x = 3,172.92 × 1,503.82
  4. Step 4: Simplify right side
    2,300.56x = 4,771,500.55
  5. Step 5: Solve for x
    x = 4,771,500.55/2,300.56
  6. Step 6: Final answer
    x = 2,074.06

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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.