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Finding the Third Proportional to 924,559 and 1,989,086

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Solution

The third proportional to 924,559 and 1,989,086 is: 4,279,297.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,559 : 1,989,086 = 1,989,086 : x
  2. Step 2: Convert to fraction form
    924,559/1,989,086 = 1,989,086/x
  3. Step 3: Cross multiply
    924,559x = 1,989,086 × 1,989,086
  4. Step 4: Simplify right side
    924,559x = 3,956,463,115,396
  5. Step 5: Solve for x
    x = 3,956,463,115,396/924,559
  6. Step 6: Final answer
    x = 4,279,297.61

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.