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Finding the Third Proportional to 366,075 and 749,990

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Solution

The third proportional to 366,075 and 749,990 is: 1,536,529.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,075 : 749,990 = 749,990 : x
  2. Step 2: Convert to fraction form
    366,075/749,990 = 749,990/x
  3. Step 3: Cross multiply
    366,075x = 749,990 × 749,990
  4. Step 4: Simplify right side
    366,075x = 562,485,000,100
  5. Step 5: Solve for x
    x = 562,485,000,100/366,075
  6. Step 6: Final answer
    x = 1,536,529.40

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.