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Finding the Fourth Proportional to 325,933.99, 488,800.92 and 225,378.16

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Solution

The fourth proportional to 325,933.99, 488,800.92 and 225,378.16 is: 337,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,933.99 : 488,800.92 = 225,378.16 : x
  2. Step 2: Convert to fraction form
    325,933.99/488,800.92 = 225,378.16/x
  3. Step 3: Cross multiply
    325,933.99x = 488,800.92 × 225,378.16
  4. Step 4: Simplify right side
    325,933.99x = 110,165,051,955.91
  5. Step 5: Solve for x
    x = 110,165,051,955.91/325,933.99
  6. Step 6: Final answer
    x = 337,998.05

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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.