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Finding the Third Proportional to 818,212 and 1,750,136

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Solution

The third proportional to 818,212 and 1,750,136 is: 3,743,499.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,212 : 1,750,136 = 1,750,136 : x
  2. Step 2: Convert to fraction form
    818,212/1,750,136 = 1,750,136/x
  3. Step 3: Cross multiply
    818,212x = 1,750,136 × 1,750,136
  4. Step 4: Simplify right side
    818,212x = 3,062,976,018,496
  5. Step 5: Solve for x
    x = 3,062,976,018,496/818,212
  6. Step 6: Final answer
    x = 3,743,499.26

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.