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Finding the Third Proportional to 1,806,401 and 2,659,697.50

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Solution

The third proportional to 1,806,401 and 2,659,697.50 is: 3,916,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,401 : 2,659,697.50 = 2,659,697.50 : x
  2. Step 2: Convert to fraction form
    1,806,401/2,659,697.50 = 2,659,697.50/x
  3. Step 3: Cross multiply
    1,806,401x = 2,659,697.50 × 2,659,697.50
  4. Step 4: Simplify right side
    1,806,401x = 7,073,990,791,506.25
  5. Step 5: Solve for x
    x = 7,073,990,791,506.25/1,806,401
  6. Step 6: Final answer
    x = 3,916,068.91

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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.