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Finding the Fourth Proportional to 472,363.02, 652,093.70 and 327,278.84

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Solution

The fourth proportional to 472,363.02, 652,093.70 and 327,278.84 is: 451,806.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,363.02 : 652,093.70 = 327,278.84 : x
  2. Step 2: Convert to fraction form
    472,363.02/652,093.70 = 327,278.84/x
  3. Step 3: Cross multiply
    472,363.02x = 652,093.70 × 327,278.84
  4. Step 4: Simplify right side
    472,363.02x = 213,416,464,810.45
  5. Step 5: Solve for x
    x = 213,416,464,810.45/472,363.02
  6. Step 6: Final answer
    x = 451,806.04

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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.