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Finding the Fourth Proportional to 2,669,266.32, 4,003,899.48 and 674,722.32

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Solution

The fourth proportional to 2,669,266.32, 4,003,899.48 and 674,722.32 is: 1,012,083.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,266.32 : 4,003,899.48 = 674,722.32 : x
  2. Step 2: Convert to fraction form
    2,669,266.32/4,003,899.48 = 674,722.32/x
  3. Step 3: Cross multiply
    2,669,266.32x = 4,003,899.48 × 674,722.32
  4. Step 4: Simplify right side
    2,669,266.32x = 2,701,520,346,192.39
  5. Step 5: Solve for x
    x = 2,701,520,346,192.39/2,669,266.32
  6. Step 6: Final answer
    x = 1,012,083.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.