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Finding the Third Proportional to 2,990,107 and 4,484,239

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Solution

The third proportional to 2,990,107 and 4,484,239 is: 6,724,976.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,107 : 4,484,239 = 4,484,239 : x
  2. Step 2: Convert to fraction form
    2,990,107/4,484,239 = 4,484,239/x
  3. Step 3: Cross multiply
    2,990,107x = 4,484,239 × 4,484,239
  4. Step 4: Simplify right side
    2,990,107x = 20,108,399,409,121
  5. Step 5: Solve for x
    x = 20,108,399,409,121/2,990,107
  6. Step 6: Final answer
    x = 6,724,976.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.