Home / 380,187.63-524,623.23-227,195.37

Finding the Fourth Proportional to 380,187.63, 524,623.23 and 227,195.37

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Solution

The fourth proportional to 380,187.63, 524,623.23 and 227,195.37 is: 313,508.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,187.63 : 524,623.23 = 227,195.37 : x
  2. Step 2: Convert to fraction form
    380,187.63/524,623.23 = 227,195.37/x
  3. Step 3: Cross multiply
    380,187.63x = 524,623.23 × 227,195.37
  4. Step 4: Simplify right side
    380,187.63x = 119,191,968,850.45
  5. Step 5: Solve for x
    x = 119,191,968,850.45/380,187.63
  6. Step 6: Final answer
    x = 313,508.28

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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.