Home / 393,958.72-590,938.08-183,743.68

Finding the Fourth Proportional to 393,958.72, 590,938.08 and 183,743.68

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Solution

The fourth proportional to 393,958.72, 590,938.08 and 183,743.68 is: 275,615.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,958.72 : 590,938.08 = 183,743.68 : x
  2. Step 2: Convert to fraction form
    393,958.72/590,938.08 = 183,743.68/x
  3. Step 3: Cross multiply
    393,958.72x = 590,938.08 × 183,743.68
  4. Step 4: Simplify right side
    393,958.72x = 108,581,137,471.33
  5. Step 5: Solve for x
    x = 108,581,137,471.33/393,958.72
  6. Step 6: Final answer
    x = 275,615.52

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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.