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Finding the Fourth Proportional to 335,906.30, 503,859.45 and 111,301.40

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Solution

The fourth proportional to 335,906.30, 503,859.45 and 111,301.40 is: 166,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,906.30 : 503,859.45 = 111,301.40 : x
  2. Step 2: Convert to fraction form
    335,906.30/503,859.45 = 111,301.40/x
  3. Step 3: Cross multiply
    335,906.30x = 503,859.45 × 111,301.40
  4. Step 4: Simplify right side
    335,906.30x = 56,080,262,188.23
  5. Step 5: Solve for x
    x = 56,080,262,188.23/335,906.30
  6. Step 6: Final answer
    x = 166,952.10

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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.