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Finding the Third Proportional to 979,288 and 2,076,192

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Solution

The third proportional to 979,288 and 2,076,192 is: 4,401,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,288 : 2,076,192 = 2,076,192 : x
  2. Step 2: Convert to fraction form
    979,288/2,076,192 = 2,076,192/x
  3. Step 3: Cross multiply
    979,288x = 2,076,192 × 2,076,192
  4. Step 4: Simplify right side
    979,288x = 4,310,573,220,864
  5. Step 5: Solve for x
    x = 4,310,573,220,864/979,288
  6. Step 6: Final answer
    x = 4,401,742.10

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.