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Finding the Third Proportional to 1,616,804.30 and 3,520,652.34

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Solution

The third proportional to 1,616,804.30 and 3,520,652.34 is: 7,666,353.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,804.30 : 3,520,652.34 = 3,520,652.34 : x
  2. Step 2: Convert to fraction form
    1,616,804.30/3,520,652.34 = 3,520,652.34/x
  3. Step 3: Cross multiply
    1,616,804.30x = 3,520,652.34 × 3,520,652.34
  4. Step 4: Simplify right side
    1,616,804.30x = 12,394,992,925,552.37
  5. Step 5: Solve for x
    x = 12,394,992,925,552.37/1,616,804.30
  6. Step 6: Final answer
    x = 7,666,353.28

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.