Home / 481,041.06-721,444.94-200,405.22

Finding the Fourth Proportional to 481,041.06, 721,444.94 and 200,405.22

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Solution

The fourth proportional to 481,041.06, 721,444.94 and 200,405.22 is: 300,559.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,041.06 : 721,444.94 = 200,405.22 : x
  2. Step 2: Convert to fraction form
    481,041.06/721,444.94 = 200,405.22/x
  3. Step 3: Cross multiply
    481,041.06x = 721,444.94 × 200,405.22
  4. Step 4: Simplify right side
    481,041.06x = 144,581,331,918.59
  5. Step 5: Solve for x
    x = 144,581,331,918.59/481,041.06
  6. Step 6: Final answer
    x = 300,559.23

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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.