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Finding the Fourth Proportional to 537,161.30, 804,575.55 and 327,209.30

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Solution

The fourth proportional to 537,161.30, 804,575.55 and 327,209.30 is: 490,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,161.30 : 804,575.55 = 327,209.30 : x
  2. Step 2: Convert to fraction form
    537,161.30/804,575.55 = 327,209.30/x
  3. Step 3: Cross multiply
    537,161.30x = 804,575.55 × 327,209.30
  4. Step 4: Simplify right side
    537,161.30x = 263,264,602,512.62
  5. Step 5: Solve for x
    x = 263,264,602,512.62/537,161.30
  6. Step 6: Final answer
    x = 490,103.44

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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.