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Finding the Third Proportional to 1,864,044.50 and 4,076,979

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Solution

The third proportional to 1,864,044.50 and 4,076,979 is: 8,917,039.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,044.50 : 4,076,979 = 4,076,979 : x
  2. Step 2: Convert to fraction form
    1,864,044.50/4,076,979 = 4,076,979/x
  3. Step 3: Cross multiply
    1,864,044.50x = 4,076,979 × 4,076,979
  4. Step 4: Simplify right side
    1,864,044.50x = 16,621,757,766,441
  5. Step 5: Solve for x
    x = 16,621,757,766,441/1,864,044.50
  6. Step 6: Final answer
    x = 8,917,039.14

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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.