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Finding the Fourth Proportional to 7,553.64, 10,423.51 and 4,196.46

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Solution

The fourth proportional to 7,553.64, 10,423.51 and 4,196.46 is: 5,790.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.64 : 10,423.51 = 4,196.46 : x
  2. Step 2: Convert to fraction form
    7,553.64/10,423.51 = 4,196.46/x
  3. Step 3: Cross multiply
    7,553.64x = 10,423.51 × 4,196.46
  4. Step 4: Simplify right side
    7,553.64x = 43,741,842.77
  5. Step 5: Solve for x
    x = 43,741,842.77/7,553.64
  6. Step 6: Final answer
    x = 5,790.83

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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.