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Finding the Fourth Proportional to 324,957.63, 448,441.55 and 181,718.01

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Solution

The fourth proportional to 324,957.63, 448,441.55 and 181,718.01 is: 250,770.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,957.63 : 448,441.55 = 181,718.01 : x
  2. Step 2: Convert to fraction form
    324,957.63/448,441.55 = 181,718.01/x
  3. Step 3: Cross multiply
    324,957.63x = 448,441.55 × 181,718.01
  4. Step 4: Simplify right side
    324,957.63x = 81,489,905,158.73
  5. Step 5: Solve for x
    x = 81,489,905,158.73/324,957.63
  6. Step 6: Final answer
    x = 250,770.86

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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.