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Finding the Fourth Proportional to 382,590.30, 573,229.35 and 182,479.80

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Solution

The fourth proportional to 382,590.30, 573,229.35 and 182,479.80 is: 273,406.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,590.30 : 573,229.35 = 182,479.80 : x
  2. Step 2: Convert to fraction form
    382,590.30/573,229.35 = 182,479.80/x
  3. Step 3: Cross multiply
    382,590.30x = 573,229.35 × 182,479.80
  4. Step 4: Simplify right side
    382,590.30x = 104,602,777,142.13
  5. Step 5: Solve for x
    x = 104,602,777,142.13/382,590.30
  6. Step 6: Final answer
    x = 273,406.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.