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Finding the Third Proportional to 886,890 and 1,370,230

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Solution

The third proportional to 886,890 and 1,370,230 is: 2,116,982.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,890 : 1,370,230 = 1,370,230 : x
  2. Step 2: Convert to fraction form
    886,890/1,370,230 = 1,370,230/x
  3. Step 3: Cross multiply
    886,890x = 1,370,230 × 1,370,230
  4. Step 4: Simplify right side
    886,890x = 1,877,530,252,900
  5. Step 5: Solve for x
    x = 1,877,530,252,900/886,890
  6. Step 6: Final answer
    x = 2,116,982.10

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.