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Finding the Fourth Proportional to 11,583,994.80, 17,372,881.80 and 4,851,015.60

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Solution

The fourth proportional to 11,583,994.80, 17,372,881.80 and 4,851,015.60 is: 7,275,220.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,583,994.80 : 17,372,881.80 = 4,851,015.60 : x
  2. Step 2: Convert to fraction form
    11,583,994.80/17,372,881.80 = 4,851,015.60/x
  3. Step 3: Cross multiply
    11,583,994.80x = 17,372,881.80 × 4,851,015.60
  4. Step 4: Simplify right side
    11,583,994.80x = 84,276,120,628,756.08
  5. Step 5: Solve for x
    x = 84,276,120,628,756.08/11,583,994.80
  6. Step 6: Final answer
    x = 7,275,220.86

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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.