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Finding the Third Proportional to 405,034 and 937,687

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Solution

The third proportional to 405,034 and 937,687 is: 2,170,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,034 : 937,687 = 937,687 : x
  2. Step 2: Convert to fraction form
    405,034/937,687 = 937,687/x
  3. Step 3: Cross multiply
    405,034x = 937,687 × 937,687
  4. Step 4: Simplify right side
    405,034x = 879,256,909,969
  5. Step 5: Solve for x
    x = 879,256,909,969/405,034
  6. Step 6: Final answer
    x = 2,170,822.47

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.