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Finding the Fourth Proportional to 326,568.78, 450,660.96 and 183,325.14

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Solution

The fourth proportional to 326,568.78, 450,660.96 and 183,325.14 is: 252,986.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,568.78 : 450,660.96 = 183,325.14 : x
  2. Step 2: Convert to fraction form
    326,568.78/450,660.96 = 183,325.14/x
  3. Step 3: Cross multiply
    326,568.78x = 450,660.96 × 183,325.14
  4. Step 4: Simplify right side
    326,568.78x = 82,617,483,584.53
  5. Step 5: Solve for x
    x = 82,617,483,584.53/326,568.78
  6. Step 6: Final answer
    x = 252,986.47

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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.