Home / 534,655.07-737,795.79-305,203.23

Finding the Fourth Proportional to 534,655.07, 737,795.79 and 305,203.23

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Solution

The fourth proportional to 534,655.07, 737,795.79 and 305,203.23 is: 421,164.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,655.07 : 737,795.79 = 305,203.23 : x
  2. Step 2: Convert to fraction form
    534,655.07/737,795.79 = 305,203.23/x
  3. Step 3: Cross multiply
    534,655.07x = 737,795.79 × 305,203.23
  4. Step 4: Simplify right side
    534,655.07x = 225,177,658,188.40
  5. Step 5: Solve for x
    x = 225,177,658,188.40/534,655.07
  6. Step 6: Final answer
    x = 421,164.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.