Home / 350,743.40-526,244.70-140,532.20

Finding the Fourth Proportional to 350,743.40, 526,244.70 and 140,532.20

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Solution

The fourth proportional to 350,743.40, 526,244.70 and 140,532.20 is: 210,850.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,743.40 : 526,244.70 = 140,532.20 : x
  2. Step 2: Convert to fraction form
    350,743.40/526,244.70 = 140,532.20/x
  3. Step 3: Cross multiply
    350,743.40x = 526,244.70 × 140,532.20
  4. Step 4: Simplify right side
    350,743.40x = 73,954,325,429.34
  5. Step 5: Solve for x
    x = 73,954,325,429.34/350,743.40
  6. Step 6: Final answer
    x = 210,850.23

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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.