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Finding the Fourth Proportional to 5,860,809.80, 8,784,216.30 and 2,449,089.80

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Solution

The fourth proportional to 5,860,809.80, 8,784,216.30 and 2,449,089.80 is: 3,670,710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860,809.80 : 8,784,216.30 = 2,449,089.80 : x
  2. Step 2: Convert to fraction form
    5,860,809.80/8,784,216.30 = 2,449,089.80/x
  3. Step 3: Cross multiply
    5,860,809.80x = 8,784,216.30 × 2,449,089.80
  4. Step 4: Simplify right side
    5,860,809.80x = 21,513,334,541,323.74
  5. Step 5: Solve for x
    x = 21,513,334,541,323.74/5,860,809.80
  6. Step 6: Final answer
    x = 3,670,710.24

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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.