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Finding the Fourth Proportional to 357,394.53, 493,205.82 and 194,051.28

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Solution

The fourth proportional to 357,394.53, 493,205.82 and 194,051.28 is: 267,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,394.53 : 493,205.82 = 194,051.28 : x
  2. Step 2: Convert to fraction form
    357,394.53/493,205.82 = 194,051.28/x
  3. Step 3: Cross multiply
    357,394.53x = 493,205.82 × 194,051.28
  4. Step 4: Simplify right side
    357,394.53x = 95,707,220,674.45
  5. Step 5: Solve for x
    x = 95,707,220,674.45/357,394.53
  6. Step 6: Final answer
    x = 267,791.51

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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.