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Finding the Fourth Proportional to 537,171.30, 804,590.55 and 327,219.30

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Solution

The fourth proportional to 537,171.30, 804,590.55 and 327,219.30 is: 490,118.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,171.30 : 804,590.55 = 327,219.30 : x
  2. Step 2: Convert to fraction form
    537,171.30/804,590.55 = 327,219.30/x
  3. Step 3: Cross multiply
    537,171.30x = 804,590.55 × 327,219.30
  4. Step 4: Simplify right side
    537,171.30x = 263,277,556,557.62
  5. Step 5: Solve for x
    x = 263,277,556,557.62/537,171.30
  6. Step 6: Final answer
    x = 490,118.43

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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.