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Finding the Third Proportional to 724,126 and 1,590,992

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Solution

The third proportional to 724,126 and 1,590,992 is: 3,495,600.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,126 : 1,590,992 = 1,590,992 : x
  2. Step 2: Convert to fraction form
    724,126/1,590,992 = 1,590,992/x
  3. Step 3: Cross multiply
    724,126x = 1,590,992 × 1,590,992
  4. Step 4: Simplify right side
    724,126x = 2,531,255,544,064
  5. Step 5: Solve for x
    x = 2,531,255,544,064/724,126
  6. Step 6: Final answer
    x = 3,495,600.96

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.