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Finding the Fourth Proportional to 504,847.37, 757,049.02 and 189,082.84

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Solution

The fourth proportional to 504,847.37, 757,049.02 and 189,082.84 is: 283,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,847.37 : 757,049.02 = 189,082.84 : x
  2. Step 2: Convert to fraction form
    504,847.37/757,049.02 = 189,082.84/x
  3. Step 3: Cross multiply
    504,847.37x = 757,049.02 × 189,082.84
  4. Step 4: Simplify right side
    504,847.37x = 143,144,978,720.82
  5. Step 5: Solve for x
    x = 143,144,978,720.82/504,847.37
  6. Step 6: Final answer
    x = 283,541.10

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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.