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Finding the Fourth Proportional to 7,842,339.60, 11,764,234.44 and 3,050,392.56

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Solution

The fourth proportional to 7,842,339.60, 11,764,234.44 and 3,050,392.56 is: 4,575,870.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842,339.60 : 11,764,234.44 = 3,050,392.56 : x
  2. Step 2: Convert to fraction form
    7,842,339.60/11,764,234.44 = 3,050,392.56/x
  3. Step 3: Cross multiply
    7,842,339.60x = 11,764,234.44 × 3,050,392.56
  4. Step 4: Simplify right side
    7,842,339.60x = 35,885,533,209,871.77
  5. Step 5: Solve for x
    x = 35,885,533,209,871.77/7,842,339.60
  6. Step 6: Final answer
    x = 4,575,870.85

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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.