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Finding the Fourth Proportional to 201,980.80, 302,533.80 and 175,736.80

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Solution

The fourth proportional to 201,980.80, 302,533.80 and 175,736.80 is: 263,224.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,980.80 : 302,533.80 = 175,736.80 : x
  2. Step 2: Convert to fraction form
    201,980.80/302,533.80 = 175,736.80/x
  3. Step 3: Cross multiply
    201,980.80x = 302,533.80 × 175,736.80
  4. Step 4: Simplify right side
    201,980.80x = 53,166,321,903.84
  5. Step 5: Solve for x
    x = 53,166,321,903.84/201,980.80
  6. Step 6: Final answer
    x = 263,224.63

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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.