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Finding the Third Proportional to 181,995 and 393,798

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Solution

The third proportional to 181,995 and 393,798 is: 852,094.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,995 : 393,798 = 393,798 : x
  2. Step 2: Convert to fraction form
    181,995/393,798 = 393,798/x
  3. Step 3: Cross multiply
    181,995x = 393,798 × 393,798
  4. Step 4: Simplify right side
    181,995x = 155,076,864,804
  5. Step 5: Solve for x
    x = 155,076,864,804/181,995
  6. Step 6: Final answer
    x = 852,094.09

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.