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Finding the Fourth Proportional to 301,950.56, 453,032.76 and 168,945.32

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Solution

The fourth proportional to 301,950.56, 453,032.76 and 168,945.32 is: 253,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,950.56 : 453,032.76 = 168,945.32 : x
  2. Step 2: Convert to fraction form
    301,950.56/453,032.76 = 168,945.32/x
  3. Step 3: Cross multiply
    301,950.56x = 453,032.76 × 168,945.32
  4. Step 4: Simplify right side
    301,950.56x = 76,537,764,608.68
  5. Step 5: Solve for x
    x = 76,537,764,608.68/301,950.56
  6. Step 6: Final answer
    x = 253,477.80

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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.