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Finding the Third Proportional to 719,136 and 1,563,738

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Solution

The third proportional to 719,136 and 1,563,738 is: 3,400,297.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,136 : 1,563,738 = 1,563,738 : x
  2. Step 2: Convert to fraction form
    719,136/1,563,738 = 1,563,738/x
  3. Step 3: Cross multiply
    719,136x = 1,563,738 × 1,563,738
  4. Step 4: Simplify right side
    719,136x = 2,445,276,532,644
  5. Step 5: Solve for x
    x = 2,445,276,532,644/719,136
  6. Step 6: Final answer
    x = 3,400,297.76

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.