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Finding the Third Proportional to 183,495.38 and 389,043

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Solution

The third proportional to 183,495.38 and 389,043 is: 824,840.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,495.38 : 389,043 = 389,043 : x
  2. Step 2: Convert to fraction form
    183,495.38/389,043 = 389,043/x
  3. Step 3: Cross multiply
    183,495.38x = 389,043 × 389,043
  4. Step 4: Simplify right side
    183,495.38x = 151,354,455,849
  5. Step 5: Solve for x
    x = 151,354,455,849/183,495.38
  6. Step 6: Final answer
    x = 824,840.71

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.