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Finding the Third Proportional to 489,769,949.25 and 1,065,630,060

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Solution

The third proportional to 489,769,949.25 and 1,065,630,060 is: 2,318,573,090.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,769,949.25 : 1,065,630,060 = 1,065,630,060 : x
  2. Step 2: Convert to fraction form
    489,769,949.25/1,065,630,060 = 1,065,630,060/x
  3. Step 3: Cross multiply
    489,769,949.25x = 1,065,630,060 × 1,065,630,060
  4. Step 4: Simplify right side
    489,769,949.25x = 1,135,567,424,775,603,584
  5. Step 5: Solve for x
    x = 1,135,567,424,775,603,584/489,769,949.25
  6. Step 6: Final answer
    x = 2,318,573,090.31

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.