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Finding the Fourth Proportional to 364,391.41, 502,858.84 and 203,246.34

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Solution

The fourth proportional to 364,391.41, 502,858.84 and 203,246.34 is: 280,479.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,391.41 : 502,858.84 = 203,246.34 : x
  2. Step 2: Convert to fraction form
    364,391.41/502,858.84 = 203,246.34/x
  3. Step 3: Cross multiply
    364,391.41x = 502,858.84 × 203,246.34
  4. Step 4: Simplify right side
    364,391.41x = 102,204,218,766.65
  5. Step 5: Solve for x
    x = 102,204,218,766.65/364,391.41
  6. Step 6: Final answer
    x = 280,479.22

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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.