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Finding the Fourth Proportional to 6,227,268.80, 9,344,839.80 and 3,668,478.80

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Solution

The fourth proportional to 6,227,268.80, 9,344,839.80 and 3,668,478.80 is: 5,505,037.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,227,268.80 : 9,344,839.80 = 3,668,478.80 : x
  2. Step 2: Convert to fraction form
    6,227,268.80/9,344,839.80 = 3,668,478.80/x
  3. Step 3: Cross multiply
    6,227,268.80x = 9,344,839.80 × 3,668,478.80
  4. Step 4: Simplify right side
    6,227,268.80x = 34,281,346,695,696.24
  5. Step 5: Solve for x
    x = 34,281,346,695,696.24/6,227,268.80
  6. Step 6: Final answer
    x = 5,505,037.25

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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.