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Finding the Third Proportional to 3,716,127 and 5,430,817

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Solution

The third proportional to 3,716,127 and 5,430,817 is: 7,936,696.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716,127 : 5,430,817 = 5,430,817 : x
  2. Step 2: Convert to fraction form
    3,716,127/5,430,817 = 5,430,817/x
  3. Step 3: Cross multiply
    3,716,127x = 5,430,817 × 5,430,817
  4. Step 4: Simplify right side
    3,716,127x = 29,493,773,287,489
  5. Step 5: Solve for x
    x = 29,493,773,287,489/3,716,127
  6. Step 6: Final answer
    x = 7,936,696.80

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.