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Finding the Fourth Proportional to 328,841.52, 453,839.56 and 273,553.16

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Solution

The fourth proportional to 328,841.52, 453,839.56 and 273,553.16 is: 377,535.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,841.52 : 453,839.56 = 273,553.16 : x
  2. Step 2: Convert to fraction form
    328,841.52/453,839.56 = 273,553.16/x
  3. Step 3: Cross multiply
    328,841.52x = 453,839.56 × 273,553.16
  4. Step 4: Simplify right side
    328,841.52x = 124,149,245,771.01
  5. Step 5: Solve for x
    x = 124,149,245,771.01/328,841.52
  6. Step 6: Final answer
    x = 377,535.19

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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.