Home / 683,480.40-1,025,215.20-178,040.40

Finding the Fourth Proportional to 683,480.40, 1,025,215.20 and 178,040.40

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Solution

The fourth proportional to 683,480.40, 1,025,215.20 and 178,040.40 is: 267,059.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,480.40 : 1,025,215.20 = 178,040.40 : x
  2. Step 2: Convert to fraction form
    683,480.40/1,025,215.20 = 178,040.40/x
  3. Step 3: Cross multiply
    683,480.40x = 1,025,215.20 × 178,040.40
  4. Step 4: Simplify right side
    683,480.40x = 182,529,724,294.08
  5. Step 5: Solve for x
    x = 182,529,724,294.08/683,480.40
  6. Step 6: Final answer
    x = 267,059.19

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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.