Home / 683,669.80-1,025,683.90-262,959.40

Finding the Fourth Proportional to 683,669.80, 1,025,683.90 and 262,959.40

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Solution

The fourth proportional to 683,669.80, 1,025,683.90 and 262,959.40 is: 394,508.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,669.80 : 1,025,683.90 = 262,959.40 : x
  2. Step 2: Convert to fraction form
    683,669.80/1,025,683.90 = 262,959.40/x
  3. Step 3: Cross multiply
    683,669.80x = 1,025,683.90 × 262,959.40
  4. Step 4: Simplify right side
    683,669.80x = 269,713,222,933.66
  5. Step 5: Solve for x
    x = 269,713,222,933.66/683,669.80
  6. Step 6: Final answer
    x = 394,508.03

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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.