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Finding the Fourth Proportional to 1,973,236.28, 2,723,066.01 and 1,067,818.28

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Solution

The fourth proportional to 1,973,236.28, 2,723,066.01 and 1,067,818.28 is: 1,473,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,236.28 : 2,723,066.01 = 1,067,818.28 : x
  2. Step 2: Convert to fraction form
    1,973,236.28/2,723,066.01 = 1,067,818.28/x
  3. Step 3: Cross multiply
    1,973,236.28x = 2,723,066.01 × 1,067,818.28
  4. Step 4: Simplify right side
    1,973,236.28x = 2,907,739,663,124.66
  5. Step 5: Solve for x
    x = 2,907,739,663,124.66/1,973,236.28
  6. Step 6: Final answer
    x = 1,473,589.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.