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Finding the Fourth Proportional to 326,322.63, 450,352.37 and 181,142.08

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Solution

The fourth proportional to 326,322.63, 450,352.37 and 181,142.08 is: 249,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,322.63 : 450,352.37 = 181,142.08 : x
  2. Step 2: Convert to fraction form
    326,322.63/450,352.37 = 181,142.08/x
  3. Step 3: Cross multiply
    326,322.63x = 450,352.37 × 181,142.08
  4. Step 4: Simplify right side
    326,322.63x = 81,577,764,361.70
  5. Step 5: Solve for x
    x = 81,577,764,361.70/326,322.63
  6. Step 6: Final answer
    x = 249,991.13

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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.