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Finding the Fourth Proportional to 7,548.01, 10,416.11 and 4,190.67

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Solution

The fourth proportional to 7,548.01, 10,416.11 and 4,190.67 is: 5,783.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.01 : 10,416.11 = 4,190.67 : x
  2. Step 2: Convert to fraction form
    7,548.01/10,416.11 = 4,190.67/x
  3. Step 3: Cross multiply
    7,548.01x = 10,416.11 × 4,190.67
  4. Step 4: Simplify right side
    7,548.01x = 43,650,458.74
  5. Step 5: Solve for x
    x = 43,650,458.74/7,548.01
  6. Step 6: Final answer
    x = 5,783.04

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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.