Home / 526,344.83-789,509.94-126,982.23

Finding the Fourth Proportional to 526,344.83, 789,509.94 and 126,982.23

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Solution

The fourth proportional to 526,344.83, 789,509.94 and 126,982.23 is: 190,471.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,344.83 : 789,509.94 = 126,982.23 : x
  2. Step 2: Convert to fraction form
    526,344.83/789,509.94 = 126,982.23/x
  3. Step 3: Cross multiply
    526,344.83x = 789,509.94 × 126,982.23
  4. Step 4: Simplify right side
    526,344.83x = 100,253,733,792.51
  5. Step 5: Solve for x
    x = 100,253,733,792.51/526,344.83
  6. Step 6: Final answer
    x = 190,471.58

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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.