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Finding the Fourth Proportional to 304,750.08, 420,556.32 and 177,513.12

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Solution

The fourth proportional to 304,750.08, 420,556.32 and 177,513.12 is: 244,968.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,750.08 : 420,556.32 = 177,513.12 : x
  2. Step 2: Convert to fraction form
    304,750.08/420,556.32 = 177,513.12/x
  3. Step 3: Cross multiply
    304,750.08x = 420,556.32 × 177,513.12
  4. Step 4: Simplify right side
    304,750.08x = 74,654,264,498.92
  5. Step 5: Solve for x
    x = 74,654,264,498.92/304,750.08
  6. Step 6: Final answer
    x = 244,968.81

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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.