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Finding the Fourth Proportional to 262,464.69, 393,703.11 and 93,996.57

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Solution

The fourth proportional to 262,464.69, 393,703.11 and 93,996.57 is: 140,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,464.69 : 393,703.11 = 93,996.57 : x
  2. Step 2: Convert to fraction form
    262,464.69/393,703.11 = 93,996.57/x
  3. Step 3: Cross multiply
    262,464.69x = 393,703.11 × 93,996.57
  4. Step 4: Simplify right side
    262,464.69x = 37,006,741,938.33
  5. Step 5: Solve for x
    x = 37,006,741,938.33/262,464.69
  6. Step 6: Final answer
    x = 140,997.03

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1.5x scale

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.