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Finding the Third Proportional to 9,570,203 and 21,000,434

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Solution

The third proportional to 9,570,203 and 21,000,434 is: 46,082,431.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,570,203 : 21,000,434 = 21,000,434 : x
  2. Step 2: Convert to fraction form
    9,570,203/21,000,434 = 21,000,434/x
  3. Step 3: Cross multiply
    9,570,203x = 21,000,434 × 21,000,434
  4. Step 4: Simplify right side
    9,570,203x = 441,018,228,188,356
  5. Step 5: Solve for x
    x = 441,018,228,188,356/9,570,203
  6. Step 6: Final answer
    x = 46,082,431.92

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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.