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Finding the Third Proportional to 205.03 and 448.51

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Solution

The third proportional to 205.03 and 448.51 is: 981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    205.03 : 448.51 = 448.51 : x
  2. Step 2: Convert to fraction form
    205.03/448.51 = 448.51/x
  3. Step 3: Cross multiply
    205.03x = 448.51 × 448.51
  4. Step 4: Simplify right side
    205.03x = 201,157.51
  5. Step 5: Solve for x
    x = 201,157.51/205.03
  6. Step 6: Final answer
    x = 981.11

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.