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Finding the Third Proportional to 653,453 and 1,415,505

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Solution

The third proportional to 653,453 and 1,415,505 is: 3,066,256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,453 : 1,415,505 = 1,415,505 : x
  2. Step 2: Convert to fraction form
    653,453/1,415,505 = 1,415,505/x
  3. Step 3: Cross multiply
    653,453x = 1,415,505 × 1,415,505
  4. Step 4: Simplify right side
    653,453x = 2,003,654,405,025
  5. Step 5: Solve for x
    x = 2,003,654,405,025/653,453
  6. Step 6: Final answer
    x = 3,066,256.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.