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Finding the Third Proportional to 919,008 and 1,372,992

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Solution

The third proportional to 919,008 and 1,372,992 is: 2,051,241.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,008 : 1,372,992 = 1,372,992 : x
  2. Step 2: Convert to fraction form
    919,008/1,372,992 = 1,372,992/x
  3. Step 3: Cross multiply
    919,008x = 1,372,992 × 1,372,992
  4. Step 4: Simplify right side
    919,008x = 1,885,107,032,064
  5. Step 5: Solve for x
    x = 1,885,107,032,064/919,008
  6. Step 6: Final answer
    x = 2,051,241.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.