Home / 526,225.73-789,331.65-126,863.30

Finding the Fourth Proportional to 526,225.73, 789,331.65 and 126,863.30

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Solution

The fourth proportional to 526,225.73, 789,331.65 and 126,863.30 is: 190,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,225.73 : 789,331.65 = 126,863.30 : x
  2. Step 2: Convert to fraction form
    526,225.73/789,331.65 = 126,863.30/x
  3. Step 3: Cross multiply
    526,225.73x = 789,331.65 × 126,863.30
  4. Step 4: Simplify right side
    526,225.73x = 100,137,215,684.65
  5. Step 5: Solve for x
    x = 100,137,215,684.65/526,225.73
  6. Step 6: Final answer
    x = 190,293.27

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Similar ratio
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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.