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Finding the Fourth Proportional to 262,279.35, 393,322.62 and 93,754.20

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Solution

The fourth proportional to 262,279.35, 393,322.62 and 93,754.20 is: 140,596.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,279.35 : 393,322.62 = 93,754.20 : x
  2. Step 2: Convert to fraction form
    262,279.35/393,322.62 = 93,754.20/x
  3. Step 3: Cross multiply
    262,279.35x = 393,322.62 × 93,754.20
  4. Step 4: Simplify right side
    262,279.35x = 36,875,647,580.00
  5. Step 5: Solve for x
    x = 36,875,647,580.00/262,279.35
  6. Step 6: Final answer
    x = 140,596.84

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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.