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Finding the Fourth Proportional to 329,225.37, 493,834.46 and 79,907.37

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Solution

The fourth proportional to 329,225.37, 493,834.46 and 79,907.37 is: 119,860.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,225.37 : 493,834.46 = 79,907.37 : x
  2. Step 2: Convert to fraction form
    329,225.37/493,834.46 = 79,907.37/x
  3. Step 3: Cross multiply
    329,225.37x = 493,834.46 × 79,907.37
  4. Step 4: Simplify right side
    329,225.37x = 39,461,012,514.43
  5. Step 5: Solve for x
    x = 39,461,012,514.43/329,225.37
  6. Step 6: Final answer
    x = 119,860.18

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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.