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Finding the Third Proportional to 980,828.37 and 2,078,336.60

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Solution

The third proportional to 980,828.37 and 2,078,336.60 is: 4,403,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,828.37 : 2,078,336.60 = 2,078,336.60 : x
  2. Step 2: Convert to fraction form
    980,828.37/2,078,336.60 = 2,078,336.60/x
  3. Step 3: Cross multiply
    980,828.37x = 2,078,336.60 × 2,078,336.60
  4. Step 4: Simplify right side
    980,828.37x = 4,319,483,029,394.36
  5. Step 5: Solve for x
    x = 4,319,483,029,394.36/980,828.37
  6. Step 6: Final answer
    x = 4,403,913.24

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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.