Home / 557,628.18-836,399.25-178,588.59

Finding the Fourth Proportional to 557,628.18, 836,399.25 and 178,588.59

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Solution

The fourth proportional to 557,628.18, 836,399.25 and 178,588.59 is: 267,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,628.18 : 836,399.25 = 178,588.59 : x
  2. Step 2: Convert to fraction form
    557,628.18/836,399.25 = 178,588.59/x
  3. Step 3: Cross multiply
    557,628.18x = 836,399.25 × 178,588.59
  4. Step 4: Simplify right side
    557,628.18x = 149,371,362,734.56
  5. Step 5: Solve for x
    x = 149,371,362,734.56/557,628.18
  6. Step 6: Final answer
    x = 267,869.11

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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.