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Finding the Third Proportional to 918,756 and 1,346,976

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Solution

The third proportional to 918,756 and 1,346,976 is: 1,974,783.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,756 : 1,346,976 = 1,346,976 : x
  2. Step 2: Convert to fraction form
    918,756/1,346,976 = 1,346,976/x
  3. Step 3: Cross multiply
    918,756x = 1,346,976 × 1,346,976
  4. Step 4: Simplify right side
    918,756x = 1,814,344,344,576
  5. Step 5: Solve for x
    x = 1,814,344,344,576/918,756
  6. Step 6: Final answer
    x = 1,974,783.67

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.