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Finding the Fourth Proportional to 359,339.60, 537,972.60 and 322,014.80

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Solution

The fourth proportional to 359,339.60, 537,972.60 and 322,014.80 is: 482,093.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,339.60 : 537,972.60 = 322,014.80 : x
  2. Step 2: Convert to fraction form
    359,339.60/537,972.60 = 322,014.80/x
  3. Step 3: Cross multiply
    359,339.60x = 537,972.60 × 322,014.80
  4. Step 4: Simplify right side
    359,339.60x = 173,235,139,194.48
  5. Step 5: Solve for x
    x = 173,235,139,194.48/359,339.60
  6. Step 6: Final answer
    x = 482,093.09

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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.