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Finding the Fourth Proportional to 8,317,954.80, 12,476,932.20 and 2,014,210.80

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Solution

The fourth proportional to 8,317,954.80, 12,476,932.20 and 2,014,210.80 is: 3,021,316.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,954.80 : 12,476,932.20 = 2,014,210.80 : x
  2. Step 2: Convert to fraction form
    8,317,954.80/12,476,932.20 = 2,014,210.80/x
  3. Step 3: Cross multiply
    8,317,954.80x = 12,476,932.20 × 2,014,210.80
  4. Step 4: Simplify right side
    8,317,954.80x = 25,131,171,588,107.76
  5. Step 5: Solve for x
    x = 25,131,171,588,107.76/8,317,954.80
  6. Step 6: Final answer
    x = 3,021,316.20

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Double scale
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Similar ratio
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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.