Home / 204,522.40-306,783.60-195,600.80

Finding the Fourth Proportional to 204,522.40, 306,783.60 and 195,600.80

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Solution

The fourth proportional to 204,522.40, 306,783.60 and 195,600.80 is: 293,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,522.40 : 306,783.60 = 195,600.80 : x
  2. Step 2: Convert to fraction form
    204,522.40/306,783.60 = 195,600.80/x
  3. Step 3: Cross multiply
    204,522.40x = 306,783.60 × 195,600.80
  4. Step 4: Simplify right side
    204,522.40x = 60,007,117,586.88
  5. Step 5: Solve for x
    x = 60,007,117,586.88/204,522.40
  6. Step 6: Final answer
    x = 293,401.20

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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.