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Finding the Third Proportional to 911,344 and 1,994,246

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Solution

The third proportional to 911,344 and 1,994,246 is: 4,363,903.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,344 : 1,994,246 = 1,994,246 : x
  2. Step 2: Convert to fraction form
    911,344/1,994,246 = 1,994,246/x
  3. Step 3: Cross multiply
    911,344x = 1,994,246 × 1,994,246
  4. Step 4: Simplify right side
    911,344x = 3,977,017,108,516
  5. Step 5: Solve for x
    x = 3,977,017,108,516/911,344
  6. Step 6: Final answer
    x = 4,363,903.32

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.