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Finding the Fourth Proportional to 623,012.44, 934,608.88 and 196,404.08

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Solution

The fourth proportional to 623,012.44, 934,608.88 and 196,404.08 is: 294,634.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,012.44 : 934,608.88 = 196,404.08 : x
  2. Step 2: Convert to fraction form
    623,012.44/934,608.88 = 196,404.08/x
  3. Step 3: Cross multiply
    623,012.44x = 934,608.88 × 196,404.08
  4. Step 4: Simplify right side
    623,012.44x = 183,560,997,236.23
  5. Step 5: Solve for x
    x = 183,560,997,236.23/623,012.44
  6. Step 6: Final answer
    x = 294,634.56

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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.