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Finding the Fourth Proportional to 324,633.57, 447,985.73 and 181,394.79

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Solution

The fourth proportional to 324,633.57, 447,985.73 and 181,394.79 is: 250,320.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,633.57 : 447,985.73 = 181,394.79 : x
  2. Step 2: Convert to fraction form
    324,633.57/447,985.73 = 181,394.79/x
  3. Step 3: Cross multiply
    324,633.57x = 447,985.73 × 181,394.79
  4. Step 4: Simplify right side
    324,633.57x = 81,262,276,509.37
  5. Step 5: Solve for x
    x = 81,262,276,509.37/324,633.57
  6. Step 6: Final answer
    x = 250,320.00

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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.