Home / 482,583.87-723,881.37-145,627.44

Finding the Fourth Proportional to 482,583.87, 723,881.37 and 145,627.44

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Solution

The fourth proportional to 482,583.87, 723,881.37 and 145,627.44 is: 218,442.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,583.87 : 723,881.37 = 145,627.44 : x
  2. Step 2: Convert to fraction form
    482,583.87/723,881.37 = 145,627.44/x
  3. Step 3: Cross multiply
    482,583.87x = 723,881.37 × 145,627.44
  4. Step 4: Simplify right side
    482,583.87x = 105,416,990,776.79
  5. Step 5: Solve for x
    x = 105,416,990,776.79/482,583.87
  6. Step 6: Final answer
    x = 218,442.84

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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.