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Finding the Fourth Proportional to 326,813.43, 451,044.63 and 183,573.43

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Solution

The fourth proportional to 326,813.43, 451,044.63 and 183,573.43 is: 253,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,813.43 : 451,044.63 = 183,573.43 : x
  2. Step 2: Convert to fraction form
    326,813.43/451,044.63 = 183,573.43/x
  3. Step 3: Cross multiply
    326,813.43x = 451,044.63 × 183,573.43
  4. Step 4: Simplify right side
    326,813.43x = 82,799,809,812.18
  5. Step 5: Solve for x
    x = 82,799,809,812.18/326,813.43
  6. Step 6: Final answer
    x = 253,354.98

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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.