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Finding the Third Proportional to 890,663 and 1,941,169

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Solution

The third proportional to 890,663 and 1,941,169 is: 4,230,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,663 : 1,941,169 = 1,941,169 : x
  2. Step 2: Convert to fraction form
    890,663/1,941,169 = 1,941,169/x
  3. Step 3: Cross multiply
    890,663x = 1,941,169 × 1,941,169
  4. Step 4: Simplify right side
    890,663x = 3,768,137,086,561
  5. Step 5: Solve for x
    x = 3,768,137,086,561/890,663
  6. Step 6: Final answer
    x = 4,230,710.25

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.