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Finding the Third Proportional to 18,054.56 and 28,368.56

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Solution

The third proportional to 18,054.56 and 28,368.56 is: 44,574.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,054.56 : 28,368.56 = 28,368.56 : x
  2. Step 2: Convert to fraction form
    18,054.56/28,368.56 = 28,368.56/x
  3. Step 3: Cross multiply
    18,054.56x = 28,368.56 × 28,368.56
  4. Step 4: Simplify right side
    18,054.56x = 804,775,338.32
  5. Step 5: Solve for x
    x = 804,775,338.32/18,054.56
  6. Step 6: Final answer
    x = 44,574.62

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.