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Finding the Fourth Proportional to 519,102.96, 777,644.52 and 341,069.04

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Solution

The fourth proportional to 519,102.96, 777,644.52 and 341,069.04 is: 510,940.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,102.96 : 777,644.52 = 341,069.04 : x
  2. Step 2: Convert to fraction form
    519,102.96/777,644.52 = 341,069.04/x
  3. Step 3: Cross multiply
    519,102.96x = 777,644.52 × 341,069.04
  4. Step 4: Simplify right side
    519,102.96x = 265,230,469,897.66
  5. Step 5: Solve for x
    x = 265,230,469,897.66/519,102.96
  6. Step 6: Final answer
    x = 510,940.01

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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.