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Finding the Third Proportional to 836,042 and 1,806,220

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Solution

The third proportional to 836,042 and 1,806,220 is: 3,902,233.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,042 : 1,806,220 = 1,806,220 : x
  2. Step 2: Convert to fraction form
    836,042/1,806,220 = 1,806,220/x
  3. Step 3: Cross multiply
    836,042x = 1,806,220 × 1,806,220
  4. Step 4: Simplify right side
    836,042x = 3,262,430,688,400
  5. Step 5: Solve for x
    x = 3,262,430,688,400/836,042
  6. Step 6: Final answer
    x = 3,902,233.01

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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.