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Finding the Third Proportional to 217,447.45 and 449,810.93

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Solution

The third proportional to 217,447.45 and 449,810.93 is: 930,477.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,447.45 : 449,810.93 = 449,810.93 : x
  2. Step 2: Convert to fraction form
    217,447.45/449,810.93 = 449,810.93/x
  3. Step 3: Cross multiply
    217,447.45x = 449,810.93 × 449,810.93
  4. Step 4: Simplify right side
    217,447.45x = 202,329,872,466.33
  5. Step 5: Solve for x
    x = 202,329,872,466.33/217,447.45
  6. Step 6: Final answer
    x = 930,477.09

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.