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Finding the Third Proportional to 1,779,861.75 and 3,883,152

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Solution

The third proportional to 1,779,861.75 and 3,883,152 is: 8,471,932.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,861.75 : 3,883,152 = 3,883,152 : x
  2. Step 2: Convert to fraction form
    1,779,861.75/3,883,152 = 3,883,152/x
  3. Step 3: Cross multiply
    1,779,861.75x = 3,883,152 × 3,883,152
  4. Step 4: Simplify right side
    1,779,861.75x = 15,078,869,455,104
  5. Step 5: Solve for x
    x = 15,078,869,455,104/1,779,861.75
  6. Step 6: Final answer
    x = 8,471,932.98

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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.