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Finding the Fourth Proportional to 504,748.44, 696,528.24 and 300,794.69

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Solution

The fourth proportional to 504,748.44, 696,528.24 and 300,794.69 is: 415,082.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,748.44 : 696,528.24 = 300,794.69 : x
  2. Step 2: Convert to fraction form
    504,748.44/696,528.24 = 300,794.69/x
  3. Step 3: Cross multiply
    504,748.44x = 696,528.24 × 300,794.69
  4. Step 4: Simplify right side
    504,748.44x = 209,511,996,027.05
  5. Step 5: Solve for x
    x = 209,511,996,027.05/504,748.44
  6. Step 6: Final answer
    x = 415,082.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.