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Finding the Fourth Proportional to 5,777,843.04, 7,973,410.50 and 3,330,437.88

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Solution

The fourth proportional to 5,777,843.04, 7,973,410.50 and 3,330,437.88 is: 4,595,996.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777,843.04 : 7,973,410.50 = 3,330,437.88 : x
  2. Step 2: Convert to fraction form
    5,777,843.04/7,973,410.50 = 3,330,437.88/x
  3. Step 3: Cross multiply
    5,777,843.04x = 7,973,410.50 × 3,330,437.88
  4. Step 4: Simplify right side
    5,777,843.04x = 26,554,948,361,989.74
  5. Step 5: Solve for x
    x = 26,554,948,361,989.74/5,777,843.04
  6. Step 6: Final answer
    x = 4,595,996.84

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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.