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Finding the Fourth Proportional to 314,212.26, 433,618.11 and 170,973.03

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Solution

The fourth proportional to 314,212.26, 433,618.11 and 170,973.03 is: 235,945.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,212.26 : 433,618.11 = 170,973.03 : x
  2. Step 2: Convert to fraction form
    314,212.26/433,618.11 = 170,973.03/x
  3. Step 3: Cross multiply
    314,212.26x = 433,618.11 × 170,973.03
  4. Step 4: Simplify right side
    314,212.26x = 74,137,002,129.57
  5. Step 5: Solve for x
    x = 74,137,002,129.57/314,212.26
  6. Step 6: Final answer
    x = 235,945.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.