Home / 427,000.88-589,329.96-254,928.08

Finding the Fourth Proportional to 427,000.88, 589,329.96 and 254,928.08

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Solution

The fourth proportional to 427,000.88, 589,329.96 and 254,928.08 is: 351,841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,000.88 : 589,329.96 = 254,928.08 : x
  2. Step 2: Convert to fraction form
    427,000.88/589,329.96 = 254,928.08/x
  3. Step 3: Cross multiply
    427,000.88x = 589,329.96 × 254,928.08
  4. Step 4: Simplify right side
    427,000.88x = 150,236,755,189.28
  5. Step 5: Solve for x
    x = 150,236,755,189.28/427,000.88
  6. Step 6: Final answer
    x = 351,841.79

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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.