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Finding the Fourth Proportional to 302,016.54, 453,374.78 and 162,048.54

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Solution

The fourth proportional to 302,016.54, 453,374.78 and 162,048.54 is: 243,260.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,016.54 : 453,374.78 = 162,048.54 : x
  2. Step 2: Convert to fraction form
    302,016.54/453,374.78 = 162,048.54/x
  3. Step 3: Cross multiply
    302,016.54x = 453,374.78 × 162,048.54
  4. Step 4: Simplify right side
    302,016.54x = 73,468,720,361.58
  5. Step 5: Solve for x
    x = 73,468,720,361.58/302,016.54
  6. Step 6: Final answer
    x = 243,260.59

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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.