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Finding the Third Proportional to 1,197,286 and 1,858,887

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Solution

The third proportional to 1,197,286 and 1,858,887 is: 2,886,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,286 : 1,858,887 = 1,858,887 : x
  2. Step 2: Convert to fraction form
    1,197,286/1,858,887 = 1,858,887/x
  3. Step 3: Cross multiply
    1,197,286x = 1,858,887 × 1,858,887
  4. Step 4: Simplify right side
    1,197,286x = 3,455,460,878,769
  5. Step 5: Solve for x
    x = 3,455,460,878,769/1,197,286
  6. Step 6: Final answer
    x = 2,886,078.08

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.