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Finding the Third Proportional to 9,355,541 and 20,154,826

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Solution

The third proportional to 9,355,541 and 20,154,826 is: 43,419,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355,541 : 20,154,826 = 20,154,826 : x
  2. Step 2: Convert to fraction form
    9,355,541/20,154,826 = 20,154,826/x
  3. Step 3: Cross multiply
    9,355,541x = 20,154,826 × 20,154,826
  4. Step 4: Simplify right side
    9,355,541x = 406,217,011,090,276
  5. Step 5: Solve for x
    x = 406,217,011,090,276/9,355,541
  6. Step 6: Final answer
    x = 43,419,938.10

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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.