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Finding the Third Proportional to 1,768,004 and 2,719,128

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Solution

The third proportional to 1,768,004 and 2,719,128 is: 4,181,923.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,004 : 2,719,128 = 2,719,128 : x
  2. Step 2: Convert to fraction form
    1,768,004/2,719,128 = 2,719,128/x
  3. Step 3: Cross multiply
    1,768,004x = 2,719,128 × 2,719,128
  4. Step 4: Simplify right side
    1,768,004x = 7,393,657,080,384
  5. Step 5: Solve for x
    x = 7,393,657,080,384/1,768,004
  6. Step 6: Final answer
    x = 4,181,923.28

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.