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Finding the Fourth Proportional to 235,675.04, 325,238.90 and 133,704.80

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Solution

The fourth proportional to 235,675.04, 325,238.90 and 133,704.80 is: 184,516.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,675.04 : 325,238.90 = 133,704.80 : x
  2. Step 2: Convert to fraction form
    235,675.04/325,238.90 = 133,704.80/x
  3. Step 3: Cross multiply
    235,675.04x = 325,238.90 × 133,704.80
  4. Step 4: Simplify right side
    235,675.04x = 43,486,003,044.52
  5. Step 5: Solve for x
    x = 43,486,003,044.52/235,675.04
  6. Step 6: Final answer
    x = 184,516.79

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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.