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Finding the Fourth Proportional to 482,536.80, 723,980.70 and 167,025.60

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Solution

The fourth proportional to 482,536.80, 723,980.70 and 167,025.60 is: 250,599.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,536.80 : 723,980.70 = 167,025.60 : x
  2. Step 2: Convert to fraction form
    482,536.80/723,980.70 = 167,025.60/x
  3. Step 3: Cross multiply
    482,536.80x = 723,980.70 × 167,025.60
  4. Step 4: Simplify right side
    482,536.80x = 120,923,310,805.92
  5. Step 5: Solve for x
    x = 120,923,310,805.92/482,536.80
  6. Step 6: Final answer
    x = 250,599.15

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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.