Home / 363,964.05-545,946.08-223,801.65

Finding the Fourth Proportional to 363,964.05, 545,946.08 and 223,801.65

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Solution

The fourth proportional to 363,964.05, 545,946.08 and 223,801.65 is: 335,702.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,964.05 : 545,946.08 = 223,801.65 : x
  2. Step 2: Convert to fraction form
    363,964.05/545,946.08 = 223,801.65/x
  3. Step 3: Cross multiply
    363,964.05x = 545,946.08 × 223,801.65
  4. Step 4: Simplify right side
    363,964.05x = 122,183,632,396.02
  5. Step 5: Solve for x
    x = 122,183,632,396.02/363,964.05
  6. Step 6: Final answer
    x = 335,702.48

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Double scale
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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.