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Finding the Fourth Proportional to 8,068,014.80, 11,303,618.80 and 8,068,014.80

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Solution

The fourth proportional to 8,068,014.80, 11,303,618.80 and 8,068,014.80 is: 11,303,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068,014.80 : 11,303,618.80 = 8,068,014.80 : x
  2. Step 2: Convert to fraction form
    8,068,014.80/11,303,618.80 = 8,068,014.80/x
  3. Step 3: Cross multiply
    8,068,014.80x = 11,303,618.80 × 8,068,014.80
  4. Step 4: Simplify right side
    8,068,014.80x = 91,197,763,771,958.25
  5. Step 5: Solve for x
    x = 91,197,763,771,958.25/8,068,014.80
  6. Step 6: Final answer
    x = 11,303,618.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.