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Finding the Third Proportional to 7,431 and 9,466.50

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Solution

The third proportional to 7,431 and 9,466.50 is: 12,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431 : 9,466.50 = 9,466.50 : x
  2. Step 2: Convert to fraction form
    7,431/9,466.50 = 9,466.50/x
  3. Step 3: Cross multiply
    7,431x = 9,466.50 × 9,466.50
  4. Step 4: Simplify right side
    7,431x = 89,614,622.25
  5. Step 5: Solve for x
    x = 89,614,622.25/7,431
  6. Step 6: Final answer
    x = 12,059.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.