Home / 683,757.60-1,025,636.40-329,463.60

Finding the Fourth Proportional to 683,757.60, 1,025,636.40 and 329,463.60

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Solution

The fourth proportional to 683,757.60, 1,025,636.40 and 329,463.60 is: 494,195.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,757.60 : 1,025,636.40 = 329,463.60 : x
  2. Step 2: Convert to fraction form
    683,757.60/1,025,636.40 = 329,463.60/x
  3. Step 3: Cross multiply
    683,757.60x = 1,025,636.40 × 329,463.60
  4. Step 4: Simplify right side
    683,757.60x = 337,909,860,635.04
  5. Step 5: Solve for x
    x = 337,909,860,635.04/683,757.60
  6. Step 6: Final answer
    x = 494,195.40

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1.5x scale

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.