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Finding the Fourth Proportional to 332,242.80, 498,437.10 and 107,613.60

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Solution

The fourth proportional to 332,242.80, 498,437.10 and 107,613.60 is: 161,444.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,242.80 : 498,437.10 = 107,613.60 : x
  2. Step 2: Convert to fraction form
    332,242.80/498,437.10 = 107,613.60/x
  3. Step 3: Cross multiply
    332,242.80x = 498,437.10 × 107,613.60
  4. Step 4: Simplify right side
    332,242.80x = 53,638,610,704.56
  5. Step 5: Solve for x
    x = 53,638,610,704.56/332,242.80
  6. Step 6: Final answer
    x = 161,444.01

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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.