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Finding the Fourth Proportional to 326,287.73, 450,237.70 and 181,092.80

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Solution

The fourth proportional to 326,287.73, 450,237.70 and 181,092.80 is: 249,886.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,287.73 : 450,237.70 = 181,092.80 : x
  2. Step 2: Convert to fraction form
    326,287.73/450,237.70 = 181,092.80/x
  3. Step 3: Cross multiply
    326,287.73x = 450,237.70 × 181,092.80
  4. Step 4: Simplify right side
    326,287.73x = 81,534,805,758.56
  5. Step 5: Solve for x
    x = 81,534,805,758.56/326,287.73
  6. Step 6: Final answer
    x = 249,886.21

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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.