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Finding the Fourth Proportional to 7,460.66, 11,193 and 6,644.54

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Solution

The fourth proportional to 7,460.66, 11,193 and 6,644.54 is: 9,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,460.66 : 11,193 = 6,644.54 : x
  2. Step 2: Convert to fraction form
    7,460.66/11,193 = 6,644.54/x
  3. Step 3: Cross multiply
    7,460.66x = 11,193 × 6,644.54
  4. Step 4: Simplify right side
    7,460.66x = 74,372,336.22
  5. Step 5: Solve for x
    x = 74,372,336.22/7,460.66
  6. Step 6: Final answer
    x = 9,968.60

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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.