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Finding the Third Proportional to 9,570,137 and 21,000,317

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Solution

The third proportional to 9,570,137 and 21,000,317 is: 46,082,236.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,570,137 : 21,000,317 = 21,000,317 : x
  2. Step 2: Convert to fraction form
    9,570,137/21,000,317 = 21,000,317/x
  3. Step 3: Cross multiply
    9,570,137x = 21,000,317 × 21,000,317
  4. Step 4: Simplify right side
    9,570,137x = 441,013,314,100,489
  5. Step 5: Solve for x
    x = 441,013,314,100,489/9,570,137
  6. Step 6: Final answer
    x = 46,082,236.24

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.