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Finding the Fourth Proportional to 253,104.16, 380,246.73 and 147,996.94

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Solution

The fourth proportional to 253,104.16, 380,246.73 and 147,996.94 is: 222,340.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,104.16 : 380,246.73 = 147,996.94 : x
  2. Step 2: Convert to fraction form
    253,104.16/380,246.73 = 147,996.94/x
  3. Step 3: Cross multiply
    253,104.16x = 380,246.73 × 147,996.94
  4. Step 4: Simplify right side
    253,104.16x = 56,275,352,485.01
  5. Step 5: Solve for x
    x = 56,275,352,485.01/253,104.16
  6. Step 6: Final answer
    x = 222,340.69

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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.