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Finding the Fourth Proportional to 332,179.90, 498,172.65 and 118,923.10

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Solution

The fourth proportional to 332,179.90, 498,172.65 and 118,923.10 is: 178,349.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,179.90 : 498,172.65 = 118,923.10 : x
  2. Step 2: Convert to fraction form
    332,179.90/498,172.65 = 118,923.10/x
  3. Step 3: Cross multiply
    332,179.90x = 498,172.65 × 118,923.10
  4. Step 4: Simplify right side
    332,179.90x = 59,244,235,873.22
  5. Step 5: Solve for x
    x = 59,244,235,873.22/332,179.90
  6. Step 6: Final answer
    x = 178,349.85

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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.