Home / 526,270.14-789,218.91-171,217.98

Finding the Fourth Proportional to 526,270.14, 789,218.91 and 171,217.98

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Solution

The fourth proportional to 526,270.14, 789,218.91 and 171,217.98 is: 256,766.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,270.14 : 789,218.91 = 171,217.98 : x
  2. Step 2: Convert to fraction form
    526,270.14/789,218.91 = 171,217.98/x
  3. Step 3: Cross multiply
    526,270.14x = 789,218.91 × 171,217.98
  4. Step 4: Simplify right side
    526,270.14x = 135,128,467,548.00
  5. Step 5: Solve for x
    x = 135,128,467,548.00/526,270.14
  6. Step 6: Final answer
    x = 256,766.36

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1.5x scale

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.