Home / 441,229.60-661,844.40-323,725.60

Finding the Fourth Proportional to 441,229.60, 661,844.40 and 323,725.60

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Solution

The fourth proportional to 441,229.60, 661,844.40 and 323,725.60 is: 485,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,229.60 : 661,844.40 = 323,725.60 : x
  2. Step 2: Convert to fraction form
    441,229.60/661,844.40 = 323,725.60/x
  3. Step 3: Cross multiply
    441,229.60x = 661,844.40 × 323,725.60
  4. Step 4: Simplify right side
    441,229.60x = 214,255,975,496.64
  5. Step 5: Solve for x
    x = 214,255,975,496.64/441,229.60
  6. Step 6: Final answer
    x = 485,588.40

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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.