Home / 641,983.37-962,972.73-192,702.29

Finding the Fourth Proportional to 641,983.37, 962,972.73 and 192,702.29

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Solution

The fourth proportional to 641,983.37, 962,972.73 and 192,702.29 is: 289,052.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,983.37 : 962,972.73 = 192,702.29 : x
  2. Step 2: Convert to fraction form
    641,983.37/962,972.73 = 192,702.29/x
  3. Step 3: Cross multiply
    641,983.37x = 962,972.73 × 192,702.29
  4. Step 4: Simplify right side
    641,983.37x = 185,567,045,463.69
  5. Step 5: Solve for x
    x = 185,567,045,463.69/641,983.37
  6. Step 6: Final answer
    x = 289,052.73

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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.