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Finding the Fourth Proportional to 384,950.45, 577,415.96 and 104,460.41

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Solution

The fourth proportional to 384,950.45, 577,415.96 and 104,460.41 is: 156,687.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,950.45 : 577,415.96 = 104,460.41 : x
  2. Step 2: Convert to fraction form
    384,950.45/577,415.96 = 104,460.41/x
  3. Step 3: Cross multiply
    384,950.45x = 577,415.96 × 104,460.41
  4. Step 4: Simplify right side
    384,950.45x = 60,317,107,922.14
  5. Step 5: Solve for x
    x = 60,317,107,922.14/384,950.45
  6. Step 6: Final answer
    x = 156,687.98

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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.