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Finding the Third Proportional to 790,804 and 1,724,715

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Solution

The third proportional to 790,804 and 1,724,715 is: 3,761,541.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,804 : 1,724,715 = 1,724,715 : x
  2. Step 2: Convert to fraction form
    790,804/1,724,715 = 1,724,715/x
  3. Step 3: Cross multiply
    790,804x = 1,724,715 × 1,724,715
  4. Step 4: Simplify right side
    790,804x = 2,974,641,831,225
  5. Step 5: Solve for x
    x = 2,974,641,831,225/790,804
  6. Step 6: Final answer
    x = 3,761,541.21

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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.