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Finding the Fourth Proportional to 504,731.63, 757,095 and 479,503.37

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Solution

The fourth proportional to 504,731.63, 757,095 and 479,503.37 is: 719,252.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,731.63 : 757,095 = 479,503.37 : x
  2. Step 2: Convert to fraction form
    504,731.63/757,095 = 479,503.37/x
  3. Step 3: Cross multiply
    504,731.63x = 757,095 × 479,503.37
  4. Step 4: Simplify right side
    504,731.63x = 363,029,600,124.68
  5. Step 5: Solve for x
    x = 363,029,600,124.68/504,731.63
  6. Step 6: Final answer
    x = 719,252.73

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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.