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Finding the Third Proportional to 9,311,307 and 20,045,670

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Solution

The third proportional to 9,311,307 and 20,045,670 is: 43,154,939.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311,307 : 20,045,670 = 20,045,670 : x
  2. Step 2: Convert to fraction form
    9,311,307/20,045,670 = 20,045,670/x
  3. Step 3: Cross multiply
    9,311,307x = 20,045,670 × 20,045,670
  4. Step 4: Simplify right side
    9,311,307x = 401,828,885,748,900
  5. Step 5: Solve for x
    x = 401,828,885,748,900/9,311,307
  6. Step 6: Final answer
    x = 43,154,939.02

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.