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Finding the Third Proportional to 417,247 and 901,010

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Solution

The third proportional to 417,247 and 901,010 is: 1,945,655.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,247 : 901,010 = 901,010 : x
  2. Step 2: Convert to fraction form
    417,247/901,010 = 901,010/x
  3. Step 3: Cross multiply
    417,247x = 901,010 × 901,010
  4. Step 4: Simplify right side
    417,247x = 811,819,020,100
  5. Step 5: Solve for x
    x = 811,819,020,100/417,247
  6. Step 6: Final answer
    x = 1,945,655.74

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.