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Finding the Fourth Proportional to 340,968.92, 511,600.86 and 183,012.84

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Solution

The fourth proportional to 340,968.92, 511,600.86 and 183,012.84 is: 274,598.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,968.92 : 511,600.86 = 183,012.84 : x
  2. Step 2: Convert to fraction form
    340,968.92/511,600.86 = 183,012.84/x
  3. Step 3: Cross multiply
    340,968.92x = 511,600.86 × 183,012.84
  4. Step 4: Simplify right side
    340,968.92x = 93,629,526,335.04
  5. Step 5: Solve for x
    x = 93,629,526,335.04/340,968.92
  6. Step 6: Final answer
    x = 274,598.42

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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.