Home / 326,812.27-450,930.96-190,784.48

Finding the Fourth Proportional to 326,812.27, 450,930.96 and 190,784.48

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Solution

The fourth proportional to 326,812.27, 450,930.96 and 190,784.48 is: 263,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,812.27 : 450,930.96 = 190,784.48 : x
  2. Step 2: Convert to fraction form
    326,812.27/450,930.96 = 190,784.48/x
  3. Step 3: Cross multiply
    326,812.27x = 450,930.96 × 190,784.48
  4. Step 4: Simplify right side
    326,812.27x = 86,030,628,719.50
  5. Step 5: Solve for x
    x = 86,030,628,719.50/326,812.27
  6. Step 6: Final answer
    x = 263,241.74

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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.