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Finding the Fourth Proportional to 5,994,687.60, 8,992,031.40 and 2,960,881.20

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Solution

The fourth proportional to 5,994,687.60, 8,992,031.40 and 2,960,881.20 is: 4,441,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,994,687.60 : 8,992,031.40 = 2,960,881.20 : x
  2. Step 2: Convert to fraction form
    5,994,687.60/8,992,031.40 = 2,960,881.20/x
  3. Step 3: Cross multiply
    5,994,687.60x = 8,992,031.40 × 2,960,881.20
  4. Step 4: Simplify right side
    5,994,687.60x = 26,624,336,722,069.68
  5. Step 5: Solve for x
    x = 26,624,336,722,069.68/5,994,687.60
  6. Step 6: Final answer
    x = 4,441,321.80

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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.