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Finding the Third Proportional to 46,821.75 and 102,387.38

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Solution

The third proportional to 46,821.75 and 102,387.38 is: 223,895.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,821.75 : 102,387.38 = 102,387.38 : x
  2. Step 2: Convert to fraction form
    46,821.75/102,387.38 = 102,387.38/x
  3. Step 3: Cross multiply
    46,821.75x = 102,387.38 × 102,387.38
  4. Step 4: Simplify right side
    46,821.75x = 10,483,174,559.39
  5. Step 5: Solve for x
    x = 10,483,174,559.39/46,821.75
  6. Step 6: Final answer
    x = 223,895.40

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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.