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Finding the Third Proportional to 936,429 and 2,014,979

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Solution

The third proportional to 936,429 and 2,014,979 is: 4,335,769.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,429 : 2,014,979 = 2,014,979 : x
  2. Step 2: Convert to fraction form
    936,429/2,014,979 = 2,014,979/x
  3. Step 3: Cross multiply
    936,429x = 2,014,979 × 2,014,979
  4. Step 4: Simplify right side
    936,429x = 4,060,140,370,441
  5. Step 5: Solve for x
    x = 4,060,140,370,441/936,429
  6. Step 6: Final answer
    x = 4,335,769.58

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.