Home / 628,940.19-943,557.84-179,667.48

Finding the Fourth Proportional to 628,940.19, 943,557.84 and 179,667.48

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Solution

The fourth proportional to 628,940.19, 943,557.84 and 179,667.48 is: 269,543.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,940.19 : 943,557.84 = 179,667.48 : x
  2. Step 2: Convert to fraction form
    628,940.19/943,557.84 = 179,667.48/x
  3. Step 3: Cross multiply
    628,940.19x = 943,557.84 × 179,667.48
  4. Step 4: Simplify right side
    628,940.19x = 169,526,659,347.04
  5. Step 5: Solve for x
    x = 169,526,659,347.04/628,940.19
  6. Step 6: Final answer
    x = 269,543.37

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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.