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Finding the Third Proportional to 18,457.56 and 28,635.08

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Solution

The third proportional to 18,457.56 and 28,635.08 is: 44,424.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,457.56 : 28,635.08 = 28,635.08 : x
  2. Step 2: Convert to fraction form
    18,457.56/28,635.08 = 28,635.08/x
  3. Step 3: Cross multiply
    18,457.56x = 28,635.08 × 28,635.08
  4. Step 4: Simplify right side
    18,457.56x = 819,967,922.94
  5. Step 5: Solve for x
    x = 819,967,922.94/18,457.56
  6. Step 6: Final answer
    x = 44,424.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.