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Finding the Fourth Proportional to 332,195.40, 498,195.90 and 118,938.60

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Solution

The fourth proportional to 332,195.40, 498,195.90 and 118,938.60 is: 178,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,195.40 : 498,195.90 = 118,938.60 : x
  2. Step 2: Convert to fraction form
    332,195.40/498,195.90 = 118,938.60/x
  3. Step 3: Cross multiply
    332,195.40x = 498,195.90 × 118,938.60
  4. Step 4: Simplify right side
    332,195.40x = 59,254,722,871.74
  5. Step 5: Solve for x
    x = 59,254,722,871.74/332,195.40
  6. Step 6: Final answer
    x = 178,373.10

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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.