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Finding the Fourth Proportional to 227,998.80, 314,555.40 and 132,483.60

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Solution

The fourth proportional to 227,998.80, 314,555.40 and 132,483.60 is: 182,779.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,998.80 : 314,555.40 = 132,483.60 : x
  2. Step 2: Convert to fraction form
    227,998.80/314,555.40 = 132,483.60/x
  3. Step 3: Cross multiply
    227,998.80x = 314,555.40 × 132,483.60
  4. Step 4: Simplify right side
    227,998.80x = 41,673,431,791.44
  5. Step 5: Solve for x
    x = 41,673,431,791.44/227,998.80
  6. Step 6: Final answer
    x = 182,779.17

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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.