Home / 526,346.83-789,512.94-126,984.23

Finding the Fourth Proportional to 526,346.83, 789,512.94 and 126,984.23

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Solution

The fourth proportional to 526,346.83, 789,512.94 and 126,984.23 is: 190,474.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,346.83 : 789,512.94 = 126,984.23 : x
  2. Step 2: Convert to fraction form
    526,346.83/789,512.94 = 126,984.23/x
  3. Step 3: Cross multiply
    526,346.83x = 789,512.94 × 126,984.23
  4. Step 4: Simplify right side
    526,346.83x = 100,255,692,760.94
  5. Step 5: Solve for x
    x = 100,255,692,760.94/526,346.83
  6. Step 6: Final answer
    x = 190,474.58

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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.