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Finding the Fourth Proportional to 5,867,267.60, 8,802,456.60 and 2,080,355.60

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Solution

The fourth proportional to 5,867,267.60, 8,802,456.60 and 2,080,355.60 is: 3,121,084.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867,267.60 : 8,802,456.60 = 2,080,355.60 : x
  2. Step 2: Convert to fraction form
    5,867,267.60/8,802,456.60 = 2,080,355.60/x
  3. Step 3: Cross multiply
    5,867,267.60x = 8,802,456.60 × 2,080,355.60
  4. Step 4: Simplify right side
    5,867,267.60x = 18,312,239,881,566.96
  5. Step 5: Solve for x
    x = 18,312,239,881,566.96/5,867,267.60
  6. Step 6: Final answer
    x = 3,121,084.83

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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.