Home / 859,108.37-1,185,584.22-471,940.11

Finding the Fourth Proportional to 859,108.37, 1,185,584.22 and 471,940.11

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Solution

The fourth proportional to 859,108.37, 1,185,584.22 and 471,940.11 is: 651,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,108.37 : 1,185,584.22 = 471,940.11 : x
  2. Step 2: Convert to fraction form
    859,108.37/1,185,584.22 = 471,940.11/x
  3. Step 3: Cross multiply
    859,108.37x = 1,185,584.22 × 471,940.11
  4. Step 4: Simplify right side
    859,108.37x = 559,524,747,201.06
  5. Step 5: Solve for x
    x = 559,524,747,201.06/859,108.37
  6. Step 6: Final answer
    x = 651,285.41

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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.