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Finding the Fourth Proportional to 6,167,999.20, 9,250,978.20 and 2,069,269.60

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Solution

The fourth proportional to 6,167,999.20, 9,250,978.20 and 2,069,269.60 is: 3,103,562.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167,999.20 : 9,250,978.20 = 2,069,269.60 : x
  2. Step 2: Convert to fraction form
    6,167,999.20/9,250,978.20 = 2,069,269.60/x
  3. Step 3: Cross multiply
    6,167,999.20x = 9,250,978.20 × 2,069,269.60
  4. Step 4: Simplify right side
    6,167,999.20x = 19,142,767,959,522.72
  5. Step 5: Solve for x
    x = 19,142,767,959,522.72/6,167,999.20
  6. Step 6: Final answer
    x = 3,103,562.00

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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.