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Finding the Third Proportional to 849,612 and 1,836,888

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Solution

The third proportional to 849,612 and 1,836,888 is: 3,971,409.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,612 : 1,836,888 = 1,836,888 : x
  2. Step 2: Convert to fraction form
    849,612/1,836,888 = 1,836,888/x
  3. Step 3: Cross multiply
    849,612x = 1,836,888 × 1,836,888
  4. Step 4: Simplify right side
    849,612x = 3,374,157,524,544
  5. Step 5: Solve for x
    x = 3,374,157,524,544/849,612
  6. Step 6: Final answer
    x = 3,971,409.92

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.