Home / 683,983.90-1,025,800.08-323,799.58

Finding the Fourth Proportional to 683,983.90, 1,025,800.08 and 323,799.58

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Solution

The fourth proportional to 683,983.90, 1,025,800.08 and 323,799.58 is: 485,616.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,983.90 : 1,025,800.08 = 323,799.58 : x
  2. Step 2: Convert to fraction form
    683,983.90/1,025,800.08 = 323,799.58/x
  3. Step 3: Cross multiply
    683,983.90x = 1,025,800.08 × 323,799.58
  4. Step 4: Simplify right side
    683,983.90x = 332,153,635,067.97
  5. Step 5: Solve for x
    x = 332,153,635,067.97/683,983.90
  6. Step 6: Final answer
    x = 485,616.16

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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.