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Finding the Fourth Proportional to 365,107.04, 503,842.16 and 203,964.40

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Solution

The fourth proportional to 365,107.04, 503,842.16 and 203,964.40 is: 281,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,107.04 : 503,842.16 = 203,964.40 : x
  2. Step 2: Convert to fraction form
    365,107.04/503,842.16 = 203,964.40/x
  3. Step 3: Cross multiply
    365,107.04x = 503,842.16 × 203,964.40
  4. Step 4: Simplify right side
    365,107.04x = 102,765,863,859.10
  5. Step 5: Solve for x
    x = 102,765,863,859.10/365,107.04
  6. Step 6: Final answer
    x = 281,467.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.