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Finding the Fourth Proportional to 233,556.72, 322,290 and 131,577.72

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Solution

The fourth proportional to 233,556.72, 322,290 and 131,577.72 is: 181,566.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,556.72 : 322,290 = 131,577.72 : x
  2. Step 2: Convert to fraction form
    233,556.72/322,290 = 131,577.72/x
  3. Step 3: Cross multiply
    233,556.72x = 322,290 × 131,577.72
  4. Step 4: Simplify right side
    233,556.72x = 42,406,183,378.80
  5. Step 5: Solve for x
    x = 42,406,183,378.80/233,556.72
  6. Step 6: Final answer
    x = 181,566.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.