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Finding the Fourth Proportional to 269,399.88, 404,557.40 and 180,016.89

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Solution

The fourth proportional to 269,399.88, 404,557.40 and 180,016.89 is: 270,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,399.88 : 404,557.40 = 180,016.89 : x
  2. Step 2: Convert to fraction form
    269,399.88/404,557.40 = 180,016.89/x
  3. Step 3: Cross multiply
    269,399.88x = 404,557.40 × 180,016.89
  4. Step 4: Simplify right side
    269,399.88x = 72,827,164,538.96
  5. Step 5: Solve for x
    x = 72,827,164,538.96/269,399.88
  6. Step 6: Final answer
    x = 270,331.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.