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Finding the Third Proportional to 911,804 and 1,984,154

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Solution

The third proportional to 911,804 and 1,984,154 is: 4,317,668.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,804 : 1,984,154 = 1,984,154 : x
  2. Step 2: Convert to fraction form
    911,804/1,984,154 = 1,984,154/x
  3. Step 3: Cross multiply
    911,804x = 1,984,154 × 1,984,154
  4. Step 4: Simplify right side
    911,804x = 3,936,867,095,716
  5. Step 5: Solve for x
    x = 3,936,867,095,716/911,804
  6. Step 6: Final answer
    x = 4,317,668.16

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