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Finding the Fourth Proportional to 295,896.59, 443,140.36 and 188,949.28

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Solution

The fourth proportional to 295,896.59, 443,140.36 and 188,949.28 is: 282,974.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,896.59 : 443,140.36 = 188,949.28 : x
  2. Step 2: Convert to fraction form
    295,896.59/443,140.36 = 188,949.28/x
  3. Step 3: Cross multiply
    295,896.59x = 443,140.36 × 188,949.28
  4. Step 4: Simplify right side
    295,896.59x = 83,731,052,192.23
  5. Step 5: Solve for x
    x = 83,731,052,192.23/295,896.59
  6. Step 6: Final answer
    x = 282,974.03

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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.