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Finding the Fourth Proportional to 504,575.56, 757,009.50 and 149,596.36

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Solution

The fourth proportional to 504,575.56, 757,009.50 and 149,596.36 is: 224,437.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,575.56 : 757,009.50 = 149,596.36 : x
  2. Step 2: Convert to fraction form
    504,575.56/757,009.50 = 149,596.36/x
  3. Step 3: Cross multiply
    504,575.56x = 757,009.50 × 149,596.36
  4. Step 4: Simplify right side
    504,575.56x = 113,245,865,685.42
  5. Step 5: Solve for x
    x = 113,245,865,685.42/504,575.56
  6. Step 6: Final answer
    x = 224,437.87

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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.