Home / 800,939.54-1,201,602.04-327,626.27

Finding the Fourth Proportional to 800,939.54, 1,201,602.04 and 327,626.27

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Solution

The fourth proportional to 800,939.54, 1,201,602.04 and 327,626.27 is: 491,518.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,939.54 : 1,201,602.04 = 327,626.27 : x
  2. Step 2: Convert to fraction form
    800,939.54/1,201,602.04 = 327,626.27/x
  3. Step 3: Cross multiply
    800,939.54x = 1,201,602.04 × 327,626.27
  4. Step 4: Simplify right side
    800,939.54x = 393,676,393,911.42
  5. Step 5: Solve for x
    x = 393,676,393,911.42/800,939.54
  6. Step 6: Final answer
    x = 491,518.24

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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.