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Finding the Third Proportional to 890,514 and 2,100,090.38

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Solution

The third proportional to 890,514 and 2,100,090.38 is: 4,952,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,514 : 2,100,090.38 = 2,100,090.38 : x
  2. Step 2: Convert to fraction form
    890,514/2,100,090.38 = 2,100,090.38/x
  3. Step 3: Cross multiply
    890,514x = 2,100,090.38 × 2,100,090.38
  4. Step 4: Simplify right side
    890,514x = 4,410,379,583,167.64
  5. Step 5: Solve for x
    x = 4,410,379,583,167.64/890,514
  6. Step 6: Final answer
    x = 4,952,622.40

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.