Home / 683,002.20-1,024,493.70-309,024.60

Finding the Fourth Proportional to 683,002.20, 1,024,493.70 and 309,024.60

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Solution

The fourth proportional to 683,002.20, 1,024,493.70 and 309,024.60 is: 463,532.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,002.20 : 1,024,493.70 = 309,024.60 : x
  2. Step 2: Convert to fraction form
    683,002.20/1,024,493.70 = 309,024.60/x
  3. Step 3: Cross multiply
    683,002.20x = 1,024,493.70 × 309,024.60
  4. Step 4: Simplify right side
    683,002.20x = 316,593,755,845.02
  5. Step 5: Solve for x
    x = 316,593,755,845.02/683,002.20
  6. Step 6: Final answer
    x = 463,532.56

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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.