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Finding the Fourth Proportional to 444,501.36, 666,633.60 and 124,635.60

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Solution

The fourth proportional to 444,501.36, 666,633.60 and 124,635.60 is: 186,920.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,501.36 : 666,633.60 = 124,635.60 : x
  2. Step 2: Convert to fraction form
    444,501.36/666,633.60 = 124,635.60/x
  3. Step 3: Cross multiply
    444,501.36x = 666,633.60 × 124,635.60
  4. Step 4: Simplify right side
    444,501.36x = 83,086,278,716.16
  5. Step 5: Solve for x
    x = 83,086,278,716.16/444,501.36
  6. Step 6: Final answer
    x = 186,920.19

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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.