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Finding the Fourth Proportional to 223,633, 308,613.54 and 123,028.84

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Solution

The fourth proportional to 223,633, 308,613.54 and 123,028.84 is: 169,779.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,633 : 308,613.54 = 123,028.84 : x
  2. Step 2: Convert to fraction form
    223,633/308,613.54 = 123,028.84/x
  3. Step 3: Cross multiply
    223,633x = 308,613.54 × 123,028.84
  4. Step 4: Simplify right side
    223,633x = 37,968,365,834.49
  5. Step 5: Solve for x
    x = 37,968,365,834.49/223,633
  6. Step 6: Final answer
    x = 169,779.80

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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.