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Finding the Fourth Proportional to 326,675.65, 450,797.81 and 181,490.79

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Solution

The fourth proportional to 326,675.65, 450,797.81 and 181,490.79 is: 250,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,675.65 : 450,797.81 = 181,490.79 : x
  2. Step 2: Convert to fraction form
    326,675.65/450,797.81 = 181,490.79/x
  3. Step 3: Cross multiply
    326,675.65x = 450,797.81 × 181,490.79
  4. Step 4: Simplify right side
    326,675.65x = 81,815,651,450.21
  5. Step 5: Solve for x
    x = 81,815,651,450.21/326,675.65
  6. Step 6: Final answer
    x = 250,449.19

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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.