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Finding the Third Proportional to 620,670 and 1,450,476

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Solution

The third proportional to 620,670 and 1,450,476 is: 3,389,692.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,670 : 1,450,476 = 1,450,476 : x
  2. Step 2: Convert to fraction form
    620,670/1,450,476 = 1,450,476/x
  3. Step 3: Cross multiply
    620,670x = 1,450,476 × 1,450,476
  4. Step 4: Simplify right side
    620,670x = 2,103,880,626,576
  5. Step 5: Solve for x
    x = 2,103,880,626,576/620,670
  6. Step 6: Final answer
    x = 3,389,692.79

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.