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Finding the Fourth Proportional to 1,973,647.22, 2,723,343.31 and 1,102,374.57

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Solution

The fourth proportional to 1,973,647.22, 2,723,343.31 and 1,102,374.57 is: 1,521,115.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,647.22 : 2,723,343.31 = 1,102,374.57 : x
  2. Step 2: Convert to fraction form
    1,973,647.22/2,723,343.31 = 1,102,374.57/x
  3. Step 3: Cross multiply
    1,973,647.22x = 2,723,343.31 × 1,102,374.57
  4. Step 4: Simplify right side
    1,973,647.22x = 3,002,144,410,323.63
  5. Step 5: Solve for x
    x = 3,002,144,410,323.63/1,973,647.22
  6. Step 6: Final answer
    x = 1,521,115.01

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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.