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Finding the Fourth Proportional to 262,003.69, 393,088.57 and 93,520.29

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Solution

The fourth proportional to 262,003.69, 393,088.57 and 93,520.29 is: 140,310.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,003.69 : 393,088.57 = 93,520.29 : x
  2. Step 2: Convert to fraction form
    262,003.69/393,088.57 = 93,520.29/x
  3. Step 3: Cross multiply
    262,003.69x = 393,088.57 × 93,520.29
  4. Step 4: Simplify right side
    262,003.69x = 36,761,757,062.09
  5. Step 5: Solve for x
    x = 36,761,757,062.09/262,003.69
  6. Step 6: Final answer
    x = 140,310.07

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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.