Home / 320,128.58-441,778.59-174,934.37

Finding the Fourth Proportional to 320,128.58, 441,778.59 and 174,934.37

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Solution

The fourth proportional to 320,128.58, 441,778.59 and 174,934.37 is: 241,410.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,128.58 : 441,778.59 = 174,934.37 : x
  2. Step 2: Convert to fraction form
    320,128.58/441,778.59 = 174,934.37/x
  3. Step 3: Cross multiply
    320,128.58x = 441,778.59 × 174,934.37
  4. Step 4: Simplify right side
    320,128.58x = 77,282,257,112.25
  5. Step 5: Solve for x
    x = 77,282,257,112.25/320,128.58
  6. Step 6: Final answer
    x = 241,410.06

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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.