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Finding the Fourth Proportional to 545,720.96, 819,093.36 and 335,768.96

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Solution

The fourth proportional to 545,720.96, 819,093.36 and 335,768.96 is: 503,968.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,720.96 : 819,093.36 = 335,768.96 : x
  2. Step 2: Convert to fraction form
    545,720.96/819,093.36 = 335,768.96/x
  3. Step 3: Cross multiply
    545,720.96x = 819,093.36 × 335,768.96
  4. Step 4: Simplify right side
    545,720.96x = 275,026,125,630.11
  5. Step 5: Solve for x
    x = 275,026,125,630.11/545,720.96
  6. Step 6: Final answer
    x = 503,968.41

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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.