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Finding the Fourth Proportional to 384,849.63, 577,359.50 and 132,124.37

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Solution

The fourth proportional to 384,849.63, 577,359.50 and 132,124.37 is: 198,215.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,849.63 : 577,359.50 = 132,124.37 : x
  2. Step 2: Convert to fraction form
    384,849.63/577,359.50 = 132,124.37/x
  3. Step 3: Cross multiply
    384,849.63x = 577,359.50 × 132,124.37
  4. Step 4: Simplify right side
    384,849.63x = 76,283,256,653.60
  5. Step 5: Solve for x
    x = 76,283,256,653.60/384,849.63
  6. Step 6: Final answer
    x = 198,215.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.