Home / 395,280.90-591,538.95-362,103.30

Finding the Fourth Proportional to 395,280.90, 591,538.95 and 362,103.30

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Solution

The fourth proportional to 395,280.90, 591,538.95 and 362,103.30 is: 541,888.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,280.90 : 591,538.95 = 362,103.30 : x
  2. Step 2: Convert to fraction form
    395,280.90/591,538.95 = 362,103.30/x
  3. Step 3: Cross multiply
    395,280.90x = 591,538.95 × 362,103.30
  4. Step 4: Simplify right side
    395,280.90x = 214,198,205,873.54
  5. Step 5: Solve for x
    x = 214,198,205,873.54/395,280.90
  6. Step 6: Final answer
    x = 541,888.58

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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.