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Finding the Fourth Proportional to 326,802.43, 450,977.53 and 181,607.73

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Solution

The fourth proportional to 326,802.43, 450,977.53 and 181,607.73 is: 250,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,802.43 : 450,977.53 = 181,607.73 : x
  2. Step 2: Convert to fraction form
    326,802.43/450,977.53 = 181,607.73/x
  3. Step 3: Cross multiply
    326,802.43x = 450,977.53 × 181,607.73
  4. Step 4: Simplify right side
    326,802.43x = 81,901,005,504.31
  5. Step 5: Solve for x
    x = 81,901,005,504.31/326,802.43
  6. Step 6: Final answer
    x = 250,613.21

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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.