Home / 482,845.20-723,979.80-295,990.80

Finding the Fourth Proportional to 482,845.20, 723,979.80 and 295,990.80

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Solution

The fourth proportional to 482,845.20, 723,979.80 and 295,990.80 is: 443,809.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,845.20 : 723,979.80 = 295,990.80 : x
  2. Step 2: Convert to fraction form
    482,845.20/723,979.80 = 295,990.80/x
  3. Step 3: Cross multiply
    482,845.20x = 723,979.80 × 295,990.80
  4. Step 4: Simplify right side
    482,845.20x = 214,291,360,185.84
  5. Step 5: Solve for x
    x = 214,291,360,185.84/482,845.20
  6. Step 6: Final answer
    x = 443,809.65

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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.