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Finding the Third Proportional to 411,846 and 890,313

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Solution

The third proportional to 411,846 and 890,313 is: 1,924,644.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,846 : 890,313 = 890,313 : x
  2. Step 2: Convert to fraction form
    411,846/890,313 = 890,313/x
  3. Step 3: Cross multiply
    411,846x = 890,313 × 890,313
  4. Step 4: Simplify right side
    411,846x = 792,657,237,969
  5. Step 5: Solve for x
    x = 792,657,237,969/411,846
  6. Step 6: Final answer
    x = 1,924,644.74

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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.