Home / 326,812.14-450,930.79-190,784.35

Finding the Fourth Proportional to 326,812.14, 450,930.79 and 190,784.35

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Solution

The fourth proportional to 326,812.14, 450,930.79 and 190,784.35 is: 263,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,812.14 : 450,930.79 = 190,784.35 : x
  2. Step 2: Convert to fraction form
    326,812.14/450,930.79 = 190,784.35/x
  3. Step 3: Cross multiply
    326,812.14x = 450,930.79 × 190,784.35
  4. Step 4: Simplify right side
    326,812.14x = 86,030,537,665.14
  5. Step 5: Solve for x
    x = 86,030,537,665.14/326,812.14
  6. Step 6: Final answer
    x = 263,241.56

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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.