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Finding the Third Proportional to 3,110,985 and 6,470,289

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Solution

The third proportional to 3,110,985 and 6,470,289 is: 13,457,036.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,985 : 6,470,289 = 6,470,289 : x
  2. Step 2: Convert to fraction form
    3,110,985/6,470,289 = 6,470,289/x
  3. Step 3: Cross multiply
    3,110,985x = 6,470,289 × 6,470,289
  4. Step 4: Simplify right side
    3,110,985x = 41,864,639,743,521
  5. Step 5: Solve for x
    x = 41,864,639,743,521/3,110,985
  6. Step 6: Final answer
    x = 13,457,036.84

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.