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Finding the Fourth Proportional to 324,695.60, 448,072.48 and 181,468.97

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Solution

The fourth proportional to 324,695.60, 448,072.48 and 181,468.97 is: 250,423.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,695.60 : 448,072.48 = 181,468.97 : x
  2. Step 2: Convert to fraction form
    324,695.60/448,072.48 = 181,468.97/x
  3. Step 3: Cross multiply
    324,695.60x = 448,072.48 × 181,468.97
  4. Step 4: Simplify right side
    324,695.60x = 81,311,251,430.95
  5. Step 5: Solve for x
    x = 81,311,251,430.95/324,695.60
  6. Step 6: Final answer
    x = 250,423.02

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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.