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Finding the Fourth Proportional to 237,950.56, 328,365.85 and 135,969.53

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Solution

The fourth proportional to 237,950.56, 328,365.85 and 135,969.53 is: 187,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,950.56 : 328,365.85 = 135,969.53 : x
  2. Step 2: Convert to fraction form
    237,950.56/328,365.85 = 135,969.53/x
  3. Step 3: Cross multiply
    237,950.56x = 328,365.85 × 135,969.53
  4. Step 4: Simplify right side
    237,950.56x = 44,647,750,292.55
  5. Step 5: Solve for x
    x = 44,647,750,292.55/237,950.56
  6. Step 6: Final answer
    x = 187,634.57

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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.