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Finding the Third Proportional to 1,219,440 and 2,626,175

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Solution

The third proportional to 1,219,440 and 2,626,175 is: 5,655,706.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,440 : 2,626,175 = 2,626,175 : x
  2. Step 2: Convert to fraction form
    1,219,440/2,626,175 = 2,626,175/x
  3. Step 3: Cross multiply
    1,219,440x = 2,626,175 × 2,626,175
  4. Step 4: Simplify right side
    1,219,440x = 6,896,795,130,625
  5. Step 5: Solve for x
    x = 6,896,795,130,625/1,219,440
  6. Step 6: Final answer
    x = 5,655,706.82

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.