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Finding the Third Proportional to 295,852 and 646,946

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Solution

The third proportional to 295,852 and 646,946 is: 1,414,690.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,852 : 646,946 = 646,946 : x
  2. Step 2: Convert to fraction form
    295,852/646,946 = 646,946/x
  3. Step 3: Cross multiply
    295,852x = 646,946 × 646,946
  4. Step 4: Simplify right side
    295,852x = 418,539,126,916
  5. Step 5: Solve for x
    x = 418,539,126,916/295,852
  6. Step 6: Final answer
    x = 1,414,690.88

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.