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Finding the Third Proportional to 1,379,152 and 2,140,898

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Solution

The third proportional to 1,379,152 and 2,140,898 is: 3,323,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,152 : 2,140,898 = 2,140,898 : x
  2. Step 2: Convert to fraction form
    1,379,152/2,140,898 = 2,140,898/x
  3. Step 3: Cross multiply
    1,379,152x = 2,140,898 × 2,140,898
  4. Step 4: Simplify right side
    1,379,152x = 4,583,444,246,404
  5. Step 5: Solve for x
    x = 4,583,444,246,404/1,379,152
  6. Step 6: Final answer
    x = 3,323,378.60

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.