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Finding the Third Proportional to 1,920,206 and 4,148,476

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Solution

The third proportional to 1,920,206 and 4,148,476 is: 8,962,503.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,206 : 4,148,476 = 4,148,476 : x
  2. Step 2: Convert to fraction form
    1,920,206/4,148,476 = 4,148,476/x
  3. Step 3: Cross multiply
    1,920,206x = 4,148,476 × 4,148,476
  4. Step 4: Simplify right side
    1,920,206x = 17,209,853,122,576
  5. Step 5: Solve for x
    x = 17,209,853,122,576/1,920,206
  6. Step 6: Final answer
    x = 8,962,503.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.