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Finding the Fourth Proportional to 536,586.54, 804,904.26 and 379,516.20

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Solution

The fourth proportional to 536,586.54, 804,904.26 and 379,516.20 is: 569,291.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,586.54 : 804,904.26 = 379,516.20 : x
  2. Step 2: Convert to fraction form
    536,586.54/804,904.26 = 379,516.20/x
  3. Step 3: Cross multiply
    536,586.54x = 804,904.26 × 379,516.20
  4. Step 4: Simplify right side
    536,586.54x = 305,474,206,119.01
  5. Step 5: Solve for x
    x = 305,474,206,119.01/536,586.54
  6. Step 6: Final answer
    x = 569,291.59

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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.