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Finding the Fourth Proportional to 504,462.56, 695,764.69 and 323,191.37

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Solution

The fourth proportional to 504,462.56, 695,764.69 and 323,191.37 is: 445,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,462.56 : 695,764.69 = 323,191.37 : x
  2. Step 2: Convert to fraction form
    504,462.56/695,764.69 = 323,191.37/x
  3. Step 3: Cross multiply
    504,462.56x = 695,764.69 × 323,191.37
  4. Step 4: Simplify right side
    504,462.56x = 224,865,139,071.92
  5. Step 5: Solve for x
    x = 224,865,139,071.92/504,462.56
  6. Step 6: Final answer
    x = 445,751.89

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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.