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Finding the Fourth Proportional to 7,548.00, 11,311.05 and 4,254.09

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Solution

The fourth proportional to 7,548.00, 11,311.05 and 4,254.09 is: 6,374.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.00 : 11,311.05 = 4,254.09 : x
  2. Step 2: Convert to fraction form
    7,548.00/11,311.05 = 4,254.09/x
  3. Step 3: Cross multiply
    7,548.00x = 11,311.05 × 4,254.09
  4. Step 4: Simplify right side
    7,548.00x = 48,118,198.23
  5. Step 5: Solve for x
    x = 48,118,198.23/7,548.00
  6. Step 6: Final answer
    x = 6,374.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.