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Finding the Fourth Proportional to 364,169.66, 502,554.46 and 203,021.48

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Solution

The fourth proportional to 364,169.66, 502,554.46 and 203,021.48 is: 280,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,169.66 : 502,554.46 = 203,021.48 : x
  2. Step 2: Convert to fraction form
    364,169.66/502,554.46 = 203,021.48/x
  3. Step 3: Cross multiply
    364,169.66x = 502,554.46 × 203,021.48
  4. Step 4: Simplify right side
    364,169.66x = 102,029,350,249.80
  5. Step 5: Solve for x
    x = 102,029,350,249.80/364,169.66
  6. Step 6: Final answer
    x = 280,169.83

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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.