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Finding the Fourth Proportional to 7,903.85, 10,908.36 and 4,546.58

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Solution

The fourth proportional to 7,903.85, 10,908.36 and 4,546.58 is: 6,274.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.85 : 10,908.36 = 4,546.58 : x
  2. Step 2: Convert to fraction form
    7,903.85/10,908.36 = 4,546.58/x
  3. Step 3: Cross multiply
    7,903.85x = 10,908.36 × 4,546.58
  4. Step 4: Simplify right side
    7,903.85x = 49,595,676.87
  5. Step 5: Solve for x
    x = 49,595,676.87/7,903.85
  6. Step 6: Final answer
    x = 6,274.88

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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.