Home / 533,893.44-736,936.96-307,689.60

Finding the Fourth Proportional to 533,893.44, 736,936.96 and 307,689.60

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Solution

The fourth proportional to 533,893.44, 736,936.96 and 307,689.60 is: 424,706.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,893.44 : 736,936.96 = 307,689.60 : x
  2. Step 2: Convert to fraction form
    533,893.44/736,936.96 = 307,689.60/x
  3. Step 3: Cross multiply
    533,893.44x = 736,936.96 × 307,689.60
  4. Step 4: Simplify right side
    533,893.44x = 226,747,838,447.62
  5. Step 5: Solve for x
    x = 226,747,838,447.62/533,893.44
  6. Step 6: Final answer
    x = 424,706.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.