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Finding the Third Proportional to 1,922,997 and 4,103,423

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Solution

The third proportional to 1,922,997 and 4,103,423 is: 8,756,165.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,997 : 4,103,423 = 4,103,423 : x
  2. Step 2: Convert to fraction form
    1,922,997/4,103,423 = 4,103,423/x
  3. Step 3: Cross multiply
    1,922,997x = 4,103,423 × 4,103,423
  4. Step 4: Simplify right side
    1,922,997x = 16,838,080,316,929
  5. Step 5: Solve for x
    x = 16,838,080,316,929/1,922,997
  6. Step 6: Final answer
    x = 8,756,165.67

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.