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Finding the Third Proportional to 986,004 and 1,409,004

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Solution

The third proportional to 986,004 and 1,409,004 is: 2,013,472.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,004 : 1,409,004 = 1,409,004 : x
  2. Step 2: Convert to fraction form
    986,004/1,409,004 = 1,409,004/x
  3. Step 3: Cross multiply
    986,004x = 1,409,004 × 1,409,004
  4. Step 4: Simplify right side
    986,004x = 1,985,292,272,016
  5. Step 5: Solve for x
    x = 1,985,292,272,016/986,004
  6. Step 6: Final answer
    x = 2,013,472.84

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.