Home / 357,784.03-493,536.37-223,414.75

Finding the Fourth Proportional to 357,784.03, 493,536.37 and 223,414.75

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Solution

The fourth proportional to 357,784.03, 493,536.37 and 223,414.75 is: 308,183.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,784.03 : 493,536.37 = 223,414.75 : x
  2. Step 2: Convert to fraction form
    357,784.03/493,536.37 = 223,414.75/x
  3. Step 3: Cross multiply
    357,784.03x = 493,536.37 × 223,414.75
  4. Step 4: Simplify right side
    357,784.03x = 110,263,304,719.46
  5. Step 5: Solve for x
    x = 110,263,304,719.46/357,784.03
  6. Step 6: Final answer
    x = 308,183.98

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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.