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Finding the Fourth Proportional to 262,465.69, 393,704.61 and 93,997.57

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Solution

The fourth proportional to 262,465.69, 393,704.61 and 93,997.57 is: 140,998.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,465.69 : 393,704.61 = 93,997.57 : x
  2. Step 2: Convert to fraction form
    262,465.69/393,704.61 = 93,997.57/x
  3. Step 3: Cross multiply
    262,465.69x = 393,704.61 × 93,997.57
  4. Step 4: Simplify right side
    262,465.69x = 37,007,276,637.80
  5. Step 5: Solve for x
    x = 37,007,276,637.80/262,465.69
  6. Step 6: Final answer
    x = 140,998.53

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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.