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Finding the Third Proportional to 673,203 and 1,010,309

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Solution

The third proportional to 673,203 and 1,010,309 is: 1,516,220.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,203 : 1,010,309 = 1,010,309 : x
  2. Step 2: Convert to fraction form
    673,203/1,010,309 = 1,010,309/x
  3. Step 3: Cross multiply
    673,203x = 1,010,309 × 1,010,309
  4. Step 4: Simplify right side
    673,203x = 1,020,724,275,481
  5. Step 5: Solve for x
    x = 1,020,724,275,481/673,203
  6. Step 6: Final answer
    x = 1,516,220.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.