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Finding the Fourth Proportional to 464,093.20, 696,139.80 and 436,099.60

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Solution

The fourth proportional to 464,093.20, 696,139.80 and 436,099.60 is: 654,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,093.20 : 696,139.80 = 436,099.60 : x
  2. Step 2: Convert to fraction form
    464,093.20/696,139.80 = 436,099.60/x
  3. Step 3: Cross multiply
    464,093.20x = 696,139.80 × 436,099.60
  4. Step 4: Simplify right side
    464,093.20x = 303,586,288,324.08
  5. Step 5: Solve for x
    x = 303,586,288,324.08/464,093.20
  6. Step 6: Final answer
    x = 654,149.40

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