Home / 206,585.20-309,440.40-184,423.60

Finding the Fourth Proportional to 206,585.20, 309,440.40 and 184,423.60

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Solution

The fourth proportional to 206,585.20, 309,440.40 and 184,423.60 is: 276,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,585.20 : 309,440.40 = 184,423.60 : x
  2. Step 2: Convert to fraction form
    206,585.20/309,440.40 = 184,423.60/x
  3. Step 3: Cross multiply
    206,585.20x = 309,440.40 × 184,423.60
  4. Step 4: Simplify right side
    206,585.20x = 57,068,112,553.44
  5. Step 5: Solve for x
    x = 57,068,112,553.44/206,585.20
  6. Step 6: Final answer
    x = 276,244.92

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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.